A technician receives a computer for repair with a work order stating, erratic behavior please
resolve. Which of the following can be done to diagnose the problem?

A.
Strip the system down to the essential components and systematically replace components
until the system is stable.

B.
Boot the system and run DEFRAG.

C.
Treat the system as though the system were new and format the hard drive; load a base
operating system and run burn-in routines.

D.
Replace all system components.