After installing a video card in a computer, the video card will only display 640 x 480 resolution. Which of the following actions should the technician take FIRST?

A.
Uninstall the video card because the card is defective.

B.
Change the frequency on the video card.

C.
Reboot the system because the operating system did not detect the video card.

D.
Install the driver associated with the video card.