Answer:
You can enter a URL that (B) Uses localhost as the domain name
Explanation:
Localhost refers to your computer or the computer that is currently in use.
To run a PHP application that is deployed on your computer, the localhost (which has an IP address of 127.0.0.1) is used.
The IP address is called a "loopback" address because all data sent or received revolve around the local computer.
The (CPU) holds the “brains” of the computer
They are called servers .. you can also call them hosts