A user reports that an HP Compaq dx7500 Business Desktop PC seems locked up and will not power
off, even when the power button is pressed. What is the probable cause?

A.
Software control of the power switch is not functional.

B.
The computer is in standby mode and operation must be resumed before powering down.

C.
The processor is overheating and power to the computer has been suspended.

D.
Memory is installed incorrectly or is bad.