A. keyboard
B. mouse
C. monitor
D. scanner
Correct Answer: Option C
C. monitor
Explanation
An output device is any piece of computer hardware equipment that converts information into a human-readable form. In brief, the output unit is responsible for providing the output in a user-readable form. It can be text, graphics, tactile, audio, and video.
OUTPUT DEVICES:
Monitor (LED, LCD, CRT, etc).
Printers (all types).
Plotters.
Projector.
LCD Projection Panels.