Which of the following is the process a scanner uses to scan images to a computer?

Which of the following is the process a scanner uses to scan images to a computer?

A.
Light is shown through the image and onto the scanner head.

B.
Light is reflected off a mirror onto the Charged Coupled Device (CCD).

C.
Light is flashed off a mirror onto the CCD.

D.
Light is reflected off the image and into a camera.