CompTIA A+ 220-902 Question H-78

A technician recently installed a new video card in a PC. The PC already has integrated video on the motherboard. When the technician turns on the PC, there is no video. Which of the following is MOST likely the cause?

A. The motherboard BIOS version is out of date.
B. The incorrect video card drivers are installed.
C. The power connector for the video card is unplugged.
D. The video card is unsupported by the motherboard.