It depends on which action.
Answer:
Purpose. Domain names serve to identify Internet resources, such as computers, networks, and services, with a text-based label that is easier to memorize than the numerical addresses used in the Internet protocols.
A cookie(s), on a website, is a small text file that is placed on a computer by a website. Most websites online use cookies to track data. A person can turn off their cookie tracking by going into the settings and turning it off. You can directly choose to not have cookies placed on your computer or phone. However, some website does require the cookies to be enabled before you can visit the website. The correct answer will be C.
Answer:
1. You want to use parameters
2. You don't want your program to run multiple times
3. You want to call that snippet of code throughout your program
hope this helped :D