Paul Decided to Upgrade His Computer System

Multiple Choice

Paul decided to upgrade his computer system. He purchased a new optical disc drive to replace his old CD-ROM drive. He has decided to replace his old CRT display device and already upgraded his graphics card to support a more modern display device. He also plans to purchase a new printer to replace his old dot-matrix printer.
-Paul remembers that the monitor he was looking at included backlighting.What type of monitor was it?

A) LED
B) nor
C) can be either a.or b.
D) neither a.nor b.