External computer components connect to the motherboard through a series of ports on the computer case. Many components have their own dedicated port connections, such as those to connect audio equipment or the computer monitor. Others may share a single type of connector, such as the USB, that connects everything from keyboards and mice to game pads and external hard drives. there
The answer is C because your sideview and rearview mirrors are there specifically to check behind you, while the vanity mirror is not supposed to be used for the same purpose.
Answer: close the program and reopen it.
Explanation: This is one of the 5 common problems in a computer. When a program wont load, Try closing and reopening the program.
Reboot the computer.
Check for known issues on the web or updates to the software.
Use Task Manager (Ctrl+Alt+DEL) if program is non-responsive to "end task."