Answer:
The four primary sources of display problems are;
1) Monitor
2) Video Cable
3) Video driver
4) Video adapter card
Step-by-step explanation:
1) Monitor
A computer monitor also known as a video display unit, VDT, or video display terminal is an output device that displays pictorial information sent from the video card
2) Video cable
The data connection cable from the monitor to the video card
3) Video driver
The program that enables the operating system work with the installed video card
4) Video adapter card
A card converts image data information into images information for display by a display output device.