How to fix error in eval(expr, envir, enclos) : object 'x' not found

It is false that a ddos attack is launched against a host from a single server or workstation.

A DDoS (Distributed Denial of Service) attack is launched against a host from multiple sources, often using a network of compromised computers or devices (known as a botnet) to flood the target with a large volume of traffic or requests, overwhelming its ability to respond and causing it to become unavailable to legitimate users. A single server or workstation would not be sufficient to launch a DDoS attack on its own.

A single server or workstation would not be sufficient to launch a DDoS attack on its own because a DDoS attack requires a large volume of traffic or requests to be directed at the target, which cannot be achieved by a single device alone. It would require multiple sources to generate enough traffic or requests to overwhelm the target. This is why attackers often use a botnet, which is a network of compromised devices that can be controlled remotely to launch the attack simultaneously, making it difficult to mitigate.

To know more about ddos attack,

https://brainly.com/question/31946918

#SPJ11

To set the value of the variable num to 4 in the C programming language, you can use the assignment operator (=) followed by the desired value. The statement would be:' num = 4; '

In C, the assignment operator (=) is used to assign a value to a variable. To set the value of a variable, you need to provide the variable name on the left side of the assignment operator and the desired value on the right side. In this case, since num has already been declared as a variable, you can simply use the assignment statement num = 4; to set its value to 4.

The statement num = 4; assigns the value 4 to the variable num. This means that the current value of num will be overwritten with the new value, in this case, 4. After executing this statement, any subsequent references to num in the program will retrieve the updated value of 4. It's important to note that the data type of num should be compatible with the value being assigned to it, in this case, an integer value of 4.

Learn more about  variable  here;

https://brainly.com/question/15078630

#SPJ11

Adobe Photoshop is the best choice for editing bitmap images.

Adobe Photoshop is widely recognized as the leading software in the industry when it comes to editing bitmap images. It offers a vast array of tools and advanced features that cater to the needs of professional photographers, graphic designers, and digital artists.

With Photoshop, users have the power to enhance, retouch, and manipulate bitmap images to perfection. Its robust capabilities allow for precise adjustments of colors, seamless application of filters, seamless layer manipulation, and accurate selection tools. Whether it's correcting imperfections, transforming colors, or creating intricate compositions, Photoshop's comprehensive toolkit makes it the ideal choice for editing bitmap images.

Learn more about Adobe Photoshop

brainly.com/question/32107010

#SPJ11

The formula =Table2[[#This Row],[Sale Date]]-Table2[[#This Row],[Listing Date]] can be used with structured references to calculate the number of days on the market, and the General number format can be applied to the values for display.

To calculate the number of days on the market, you can use the formula =Table2[[#This Row],[Sale Date]]-Table2[[#This Row],[Listing Date]]. This formula subtracts the listing date from the sale date to find the difference in days.

Structured references are used in this formula to refer to specific cells within a table. The formula references the "Sale Date" and "Listing Date" columns in "Table2" using structured references. The "#This Row" notation tells Excel to use the current row as the reference point for the formula, which means that the formula will automatically adjust for each row in the table.

Once the formula is entered, you can apply the General number format to the values to display the number of days on the market without decimals. To do this, select the cells containing the formula, right-click and choose "Format Cells". In the Format Cells dialog box, select "Number" from the Category list, then choose "General" from the Type list. Click "OK" to apply the General number format to the values.

Learn more about formula here :-

https://brainly.com/question/29786062

#SPJ11

True. In some cases, metadata can be more important than the data itself. Metadata provides context and information about the data that can help users understand, interpret, and analyze it.

For example, metadata can include information about the source of the data, the time it was collected, the format it is in, and the quality of the data. Without this information, it can be difficult to make accurate and informed decisions based on the data. Additionally, metadata can help with data management, organization, and retrieval. It can also be used to track data lineage and provenance, which is important for ensuring data accuracy and compliance. In some cases, metadata can even be more valuable than the data itself. For example, in a legal case, metadata about an email or document (such as the sender, recipient, and timestamp) can be more important than the actual content of the message. In summary, metadata plays a crucial role in understanding and using data effectively, and in some cases, can be more important than the data itself.

Learn more about metadata here:

https://brainly.com/question/30299970

#SPJ11

The group policy setting that configures Windows Update for Business is called "Configure Automatic Updates."

This setting allows administrators to control how Windows updates are delivered and installed on devices within their organization. By configuring this policy, administrators can specify whether updates should be automatically downloaded and installed, or if users should be prompted before downloading or installing updates. Additionally, administrators can define the specific maintenance window during which updates can be installed, specify how often updates should be checked, and choose whether to include or exclude drivers in the update process. This policy provides organizations with flexibility and control over the Windows update process for their devices.

To learn more about configures  click on the link below:

brainly.com/question/27764853

#SPJ11

Wix is a popular cloud-based website development platform that allows users to create and manage professional-looking websites without needing advanced coding skills.

Changing the title of your Wix site that appears in the browser tab is a straightforward process. Here is what you need to do:

1. Log in to your Wix account and open your website in the Editor.
2. Click on the Pages menu on the left-hand side of the Editor.
3. Select the page whose title you want to change by clicking on it.
4. Click on the Page SEO icon located at the top of the page. It looks like a gear icon.
5. Under the Page Title field, enter the new title you want to appear in the browser tab.
6. Click on the Save button to apply the changes.

It is important to note that the Page Title is an important factor for Search Engine Optimization (SEO) purposes. Therefore, you should ensure that the title accurately describes the content of the page and includes relevant keywords.

Additionally, it is recommended that you keep the title under 70 characters to ensure it displays properly in search engine results and does not get cut off. By following these steps, you can easily change the title of your Wix site that appears in the browser tab.

To know more about Wix visit:

https://brainly.com/question/30366949

#SPJ11

True. A recursive function is a function that calls itself until it reaches a base case. In this case, the function is counting up from a negative number to 0, so the base case is when the parameter n is equal to 0. Once the function reaches the base case, it stops calling itself and returns the result.

Therefore, a recursive function with parameter n that counts up from any negative number to 0 can be implemented with an appropriate base case of n == 0. It is important to note that in order to count up from a negative number, the recursive function would need to decrement the parameter n in each recursive call.

A recursive function is a function that calls itself in its definition, and it usually has one or more base cases that stop the recursion. In the context of your question, the recursive function with parameter n counts up from any negative number to 0, and you are asking whether an appropriate base case would be n == 0.

The answer is true. Having a base case of n == 0 is appropriate for this function because the purpose of the function is to count up to 0 from a negative number. When the value of n reaches 0, the recursion should stop, and the base case provides this stopping point.

In general, base cases are essential for recursive functions to prevent infinite recursion, which would cause the program to crash or hang. By defining the base case as n == 0, you ensure that the function will eventually reach this condition, and the recursion will terminate, yielding the desired output of counting up to 0 from any given negative number.

Learn more about recursive function here :-

https://brainly.com/question/26993614

#SPJ11

To modify almost any algorithm to have a good best-case running time, we can follow these three steps:

In order to modify an algorithm to have a good best-case running time, it is important to identify specific inputs that have faster processing times than the general case. By adding special cases or checks in the algorithm to handle these inputs, we can reduce the overall running time of the algorithm.

For example, if we are sorting an array and we know that the array is already sorted, we can add a check to skip the sorting process and return the array as is. Similarly, if we are searching for an element in a sorted array, we can add a check to see if the element is the first or last element of the array, which would be faster than performing a binary search.

It is important to note that adding special cases or checks can increase the complexity and code size of the algorithm, and may not always be worth the effort. It is also important to thoroughly test the algorithm with different inputs to ensure that the modifications do not introduce any bugs or errors.

Learn more about Algorithm

brainly.com/question/21172316

#SPJ11

The science of making machines imitate human thinking and behavior is known as "Artificial intelligence." (Option B).

AI applications may learn from data and outcomes in near real time, assessing fresh information from multiple sources and adjusting appropriately, with a degree of precision that is important in business.

AI has played a significant part in societal digitization by allowing us to gather, process, and analyze huge volumes of data at a faster rate than ever before. This has resulted in the development of new technology, improved business processes, and increased efficiency across a wide range of sectors.

Learn more about Artificial intelligence at:

https://brainly.com/question/25523571

#SPJ1

The correct response is True. A cookie is a small piece of software code that is stored on a user's computer by a website they visit.

They serve various purposes, including session management and personalization. However, certain types of cookies, known as tracking cookies, can be used to track a user's activity across multiple websites. These cookies are often used for advertising and analytics purposes.

When a user visits a website that uses tracking cookies, the cookies are stored on their device. As the user navigates through different websites, these cookies can collect information about their browsing habits and preferences. This information can then be used by advertisers or other third parties to track the user's activity and display targeted advertisements or gather analytics data.

Therefore, it is true that software code known as a cookie can allow an attacker or any entity with access to the tracking data to track a victim's activity on websites.

Learn more about computer  here;

https://brainly.com/question/31727140

#SPJ11

The statement given "in a scrum project users can change the items being worked on whenever necessary." is true because in a scrum project users can change the items being worked on whenever necessary.

In Scrum methodology, the requirements are managed through a product backlog that is continuously updated based on the feedback from the stakeholders. The Product Owner is responsible for prioritizing the items in the product backlog and can add, modify or remove items as needed. During the Sprint Review meeting, the Product Owner and the stakeholders can review the progress made in the current sprint and provide feedback.

This feedback can then be used to reprioritize the items in the product backlog, and the development team can then work on the updated items in the next sprint. This flexibility allows Scrum teams to adapt to changing requirements and deliver value to the stakeholders in a timely manner.

""

True or False: in a scrum project users can change the items being worked on whenever necessary.

""

You can learn more about Scrum methodology at

https://brainly.com/question/29972086

#SPJ11

The CSS code * { box-sizing: border-box; } is a universal selector that applies the box-sizing property to all elements on a web page. When box-sizing is set to border-box, the width and height of an element includes its border and padding, instead of just the content.

The advantages of using border-box as the box-sizing method are numerous. Firstly, it simplifies layout calculations because the width and height of an element are more predictable. When padding and borders are included in the width and height calculation, it reduces the need for complicated calculations when trying to position elements on a page. Another advantage is that it makes it easier to maintain consistent spacing between elements. Since the padding and border are included in the width and height calculation, the spacing between elements remains consistent, regardless of the size of the element.
Overall, using the box-sizing property with a value of border-box provides a more intuitive layout experience for web developers. It simplifies calculations, provides consistent spacing, and makes it easier to design responsive layouts. It is a valuable tool for modern web design and should be used whenever possible to create a more user-friendly experience for website visitors.

Learn more about CSS here:

https://brainly.com/question/27873531

#SPJ11

The fixed server role that allows you to create, alter, and drop disk files is the "dbcreator" role.

When a user is assigned to this role, they gain the necessary permissions to manage disk files within the SQL Server environment. Here's a step-by-step explanation:

1. The "dbcreator" role is a fixed server role in SQL Server.
2. Users assigned to this role can create, alter, and drop databases.
3. When creating, altering, or dropping databases, the associated disk files are also managed by the user with the "dbcreator" role.
4. This allows the user to effectively manage the disk files associated with databases in the SQL Server environment.

By assigning a user to the "dbcreator" role, they will have the necessary permissions to manage disk files as part of their database management tasks.

Learn more about SQL Server:

https://brainly.com/question/27851066

#SPJ11

The line most commonly used by corporate, government, and academic sites is a T1 line.

A T1 line is a high-speed digital connection that transmits data at a rate of 1.544 Mbps. This type of connection is reliable, secure, and often employed by organizations that require high-capacity data transmission, such as for voice and video communications.

It is important to note that T1 lines are more expensive than other options like DSL or cable internet, but they provide consistent performance and dedicated bandwidth, making them an ideal choice for businesses, government agencies, and educational institutions with demanding communication requirements.

Learn more about T1 line at https://brainly.com/question/19502866

#SPJ11

The Windows 8 modern interface uses pages in comparison to the windows used on desktop which use frames. Pages refer to the individual screens or panels that make up the modern interface.

while frames refer to the borders and controls of traditional windows on the desktop. The modern interface is designed to be more touch-friendly and intuitive for mobile devices, while the desktop interface is optimized for keyboard and mouse use on larger screens.

In the Windows 8 modern interface, applications and content are organized into pages instead of traditional windows found on the desktop. This design allows for a more touch-friendly and visually appealing experience, catering to tablet and touchscreen devices.

to know more about  Windows 8  visit :

https://brainly.com/question/30463069

#SPJ11

Two reasons that will prevent two routers from forming an OSPFv2 adjacency are (option b) and  (option c)

1. Mismatched OSPF Hello or Dead timers (option b): OSPFv2 routers use Hello packets to establish and maintain neighbor relationships. The Hello and Dead timers must match between neighboring routers for them to successfully form an adjacency. If these timers do not match, the routers will not be able to maintain a stable OSPFv2 adjacency.
2. Mismatched subnet masks on the link interfaces (option c): In OSPFv2, routers must be in the same IP subnet to form an adjacency. If the subnet masks on the link interfaces are not consistent between the two routers, they will not be able to establish an OSPFv2 adjacency.
It is important to note that a mismatched Cisco IOS version (option a) will not prevent OSPFv2 adjacency formation, as long as both routers support OSPFv2 and are configured correctly. Additionally, the use of private IP addresses on the link interfaces (option d) will not impact OSPFv2 adjacency formation, as long as the IP address ranges and subnet masks are consistent between the routers.

Learn more about routers here:

https://brainly.com/question/31845903

#SPJ11

The term that corresponds to an entity that sends SCSI commands to iSCSI storage devices is iSCSI Initiator. An initiator is the term used to describe an entity that sends SCSI Small Computer System Interface commands to iSCSI (Internet Small Computer System Interface) storage devices.

The initiator can be a physical server or a virtual machine, and it initiates the communication with the iSCSI SCSI Small Computer System Interface commands target to access the storage resources. The initiator is responsible for managing the communication and data transfer between the server and the iSCSI storage device.

An iSCSI Initiator is responsible for initiating communication and sending SCSI commands to the iSCSI storage devices, which are also known as iSCSI Targets. The Initiator establishes a connection to the Target, allowing it to access and manage the storage device. This setup facilitates communication between the storage devices and the host systems, enabling efficient data storage and retrieval.

To know more about SCSI Small Computer System Interface commands visit:

https://brainly.com/question/31945790

#SPJ11

The Root Zone Database page of IANA is a critical resource for managing and maintaining the DNS on the internet. It provides vital information on the delegation and management of TLDs, ensuring the smooth functioning of the global internet infrastructure.

The Root Zone Database page of the Internet Assigned Numbers Authority (IANA) is a critical resource for managing the domain name system (DNS) on the internet. It is the central repository of information about the top-level domains (TLDs) and their corresponding authoritative name servers.

The database contains information on all TLDs, including the generic TLDs (gTLDs) like .com, .net, .org, and country code TLDs (ccTLDs) like .us, .uk, .jp, etc. It also includes information on any new TLDs that have been approved by ICANN (Internet Corporation for Assigned Names and Numbers).

Each TLD record in the database includes information on its delegation, name servers, registry operators, and contact details. This information is essential for resolving domain names to their corresponding IP addresses and ensuring the smooth functioning of the DNS.

The Root Zone Database page is updated regularly by IANA, reflecting changes in the delegation of TLDs and their associated name servers. The page provides a range of tools and resources for managing and monitoring the DNS, including links to other IANA resources like the DNSSEC Lookaside Validation (DLV) registry and the Root Key Signing Key (KSK) Rollover.

Learn more about Database page here:-

https://brainly.com/question/31792337

#SPJ11

Various types of media used to carry signals between computers are called transmission media.

Transmission media can be classified into two categories: wired and wireless. Wired media include copper cables like twisted pair, coaxial, and fiber-optic cables. These cables physically connect devices and provide reliable data transmission. Wireless media, such as radio waves, infrared, and microwaves, allow data transmission without physical connections, offering flexibility and mobility. Both wired and wireless media have their advantages and disadvantages in terms of speed, reliability, and security.

learn more about transmission media here:

https://brainly.com/question/30456388

#SPJ11

To list the trip IDs and trip names for each pair of trips that have the same start location in Microsoft Access, you can use the following SQL query:

SELECT t1.TripID AS MajorSortKey, t2.TripID AS MinorSortKey, t1.TripName
FROM Trips t1, Trips t2
WHERE t1.StartLocation = t2.StartLocation
AND t1.TripID < t2.TripID
ORDER BY t1.TripID, t2.TripID;

This query joins the Trips table with itself based on the StartLocation field, and then selects the TripID and TripName fields for each pair of trips that have the same start location. The WHERE clause ensures that the same trip is not paired with itself, and the ORDER BY clause sorts the results by the first TripID and then the second TripID.

To upload an Access database on this site, you can first save the database file to your computer. Then, click the "Attach file" button when creating or editing a post, and select the Access database file from your computer's file explorer. Finally, click "Upload" to attach the file to your post.

Learn more about SQL query: https://brainly.com/question/27851066

#SPJ11

To form a valid limited partnership (LP), the partnership must meet certain requirements:

Agreement: The LP must have an agreement between the general partner(s) and the limited partner(s) outlining the terms and conditions of the partnership.General Partner: The LP must have at least one general partner who assumes full liability for the partnership's debts and obligations and has control over the management and decision-making of the partnership.Limited Partner: The LP must have one or more limited partners who contribute capital to the partnership but have limited liability, meaning their personal assets are protected from the partnership's debts and obligations.Legal Filing: The LP must file the necessary legal documents with the appropriate state authorities, usually the Secretary of State, to register and establish the partnership as a legal entity.By meeting these requirements, the LP can be formed as a valid and legally recognized business structure.

To learn more about limited    click on the link below:

brainly.com/question/31191747

#SPJ11

The statement "a shortcut is required" is not true when recording a macro.

When recording a macro in Excel, a shortcut key is not required. However, it can be assigned to the macro after it is recorded so that it can be executed quickly using the shortcut key. The description of the macro is displayed as a comment in the VBA code and can be used to identify the macro's purpose. If an error is made during the macro recording, it can be corrected while the recording is still in progress. It is important to make sure that all steps required to complete the task are included in the macro recording. After the macro has been recorded and tested, it is not necessary to delete the data or undo commands that were completed while recording the macro.

In summary, a shortcut key is not required when recording a macro, but it can be assigned later. The description of the macro is displayed as a comment in the VBA code. Any errors can be corrected while recording the macro, and it is not necessary to delete the data or undo commands that were completed while recording the macro.

Learn more about shortcut key here:

https://brainly.com/question/29755348

#SPJ11

While org group routing and business rules serve different purposes in transaction routing, business rules take precedence over org group routing in the event of any conflicts. It is important to ensure that both are configured properly to ensure smooth and efficient transaction routing within an organization.

Org group routing and business rules are both used in the process of routing transactions within an organization. Org group routing determines which organizational unit or group should receive a transaction based on the configuration of the organizational hierarchy. On the other hand, business rules are used to determine how transactions should be processed based on specific conditions or criteria. In terms of which takes precedence, org group routing and business rules can work together or separately depending on how they are configured. However, if there are conflicts between the two, business rules will override org group routing.

To know more about transaction routing visit:

brainly.com/question/26256845

#SPJ11

The reason for purchasing a laptop with a solid state drive (SSD) rather than a hard disk drive (HDD) is because  option D. SSDs are usually faster in performance than HDDs because they have no moving parts.

Unlike traditional HDDs, which use spinning disks to read and write data, SSDs use flash memory to store information, which allows for faster read and write speeds. This means that your laptop will boot up faster, applications will load quicker, and files will transfer more rapidly.

Furthermore, SSDs are also more reliable than HDDs. Since SSDs have no moving parts, they are less likely to fail due to physical damage or wear and tear. This makes them an excellent choice for those who need a laptop that can withstand frequent use and travel.

Another advantage of SSDs is that they consume less power than HDDs. This can extend the battery life of your laptop, making it more energy efficient and reducing the need for frequent charging.

Overall, the advantages of SSDs make them an excellent choice for those who value speed, reliability, and energy efficiency in their laptops. While they may be slightly more expensive than HDDs, their benefits make them a worthwhile investment for many users.

Know more about  solid state drive here:

https://brainly.com/question/28346495

#SPJ11      

Removing a crypto locker from a user's PC is a challenging task that requires the expertise of a support specialist. The specialist must be familiar with the virus's behavior, structure, and removal techniques to ensure that the system is fully restored and secured.

Removing the crypto locker virus from a user's PC is a complex process that requires the expertise of a support specialist. Cryptolocker is a type of malware that encrypts a user's files and demands a ransom in exchange for the decryption key. The first step in removing the virus is to disconnect the infected PC from the internet to prevent further damage. The specialist will then use specialized software to scan and detect the virus.
Once the virus is identified, the specialist will need to remove it from the system. This is a delicate process that requires a deep understanding of the virus's behavior and structure. In some cases, the specialist may need to use advanced techniques such as manual removal or system restore to eliminate the virus completely.
Once the virus is removed, the specialist will need to recover the encrypted files. Depending on the severity of the infection, this may involve using a backup system or attempting to decrypt the files. Finally, the specialist will need to implement security measures to prevent future infections, such as updating anti-virus software, using firewalls, and educating users on safe browsing practices.

Learn more about crypto here:

https://brainly.com/question/29861364

#SPJ11

The development of mobile commerce is driven by several factors. Among them are the widespread availability of mobile devices, and bandwidth improvement. The correct answer is a and c.

Firstly, the widespread availability of mobile devices has played a crucial role in the growth of m-commerce. With the increasing adoption of smartphones and tablets, a large portion of the global population now has access to mobile devices capable of conducting online transactions. This has expanded the potential customer base for m-commerce and increased convenience for users.

Secondly, bandwidth improvement has been a significant driver. As mobile networks have advanced and improved in speed and coverage, it has become easier and more seamless for users to access the internet and engage in online transactions via their mobile devices. Faster data speeds and reliable connectivity contribute to a smoother m-commerce experience.

It is important to note that increasing prices of mobile devices is not a driving factor for the development of m-commerce. In fact, the decreasing costs and increasing affordability of mobile devices have played a significant role in enabling more individuals to participate in m-commerce activities.

In conclusion, the widespread availability of mobile devices, and bandwidth improvement are key factors driving the development of mobile commerce.

Therefore optiopn a and c are correct.

Learn more about mobile commerce:

https://brainly.com/question/31449022

#SPJ11

Some lung cancers secrete large amounts of ADH. This causes increased water reabsorption in the C. distal convoluted tubule and collecting ducts.

Lung cancers that secrete large amounts of ADH (anti-diuretic hormone) can cause a condition called SIADH (syndrome of inappropriate antidiuretic hormone secretion). This hormone causes increased water reabsorption in the kidneys, specifically in the distal convoluted tubule and collecting ducts, leading to water retention and dilutional hyponatremia.

This can also affect the loop of Henle and proximal convoluted tubule, but the primary site of action is in the distal tubules and collecting ducts. Therefore, the correct answer is C. distal convoluted tubule and collecting ducts.

Learn more about lung cancers: https://brainly.com/question/28085604

#SPJ11

True.Web page layouts can be categorized into three general categories: fixed, fluid, and elastic. A fixed layout has a set width and remains the same size regardless of the size of the user's screen or browser window. This type of layout is often used for designs that require a specific arrangement of elements and exact positioning.

A fluid layout, on the other hand, adjusts to the width of the user's screen or browser window. This type of layout is designed to be responsive and flexible, and it can adapt to different screen sizes and resolutions.An elastic layout is a hybrid of the fixed and fluid layouts. It uses a combination of fixed and relative measurements to create a layout that is both flexible and precise. The elastic layout adjusts to the user's screen size while maintaining the same proportional design.Choosing the right layout for your website depends on various factors, including your design preferences, the type of content you want to showcase, and your target audience. Each layout type has its benefits and drawbacks, and it's essential to consider your website's goals and requirements before making a decision. True. Web page layouts generally fall into three categories: fixed, fluid, and elastic.Fixed layouts have a set width that remains constant regardless of the browser window size or screen resolution. They provide consistency in design but may not adapt well to various devices or screen sizes.Fluid layouts use percentages to define the width of elements, allowing them to adjust relative to the browser window size. This ensures that the design adapts to different devices and screen resolutions, offering a more responsive user experience.Elastic layouts combine elements of both fixed and fluid layouts by using relative units like ems or rems instead of pixels or percentages. This allows the design to scale based on the user's font size preferences or screen size, providing a more accessible and customizable experience.

Learn more about window here

https://brainly.com/question/27764853

#SPJ11

In order to visualize three variables in a two-dimensional graph, we use a  bubble chart. (Option C)

A bubble chart is a type of scatter chart in which the data points are replaced with bubbles and the size of the bubbles represents an additional dimension of the data.

Packed circle charts (also known as circular packing or bubble clouds) have the appearance of a bubble chart on the surface.

A bubble chart is used to depict a two to four-dimensional data collection. Coordinates are used to represent the first two dimensions, color for the third, and size for the fourth.

Learn more about graph at:

https://brainly.com/question/17267403

#SPJ1

Full Question:

In order to visualize three variables in two-dimensional graph, we use a

a. 2-D chart.

b. 3-D chart.

c. bubble chart.

d. column chart.