A user reports that they accidentally unplugged their CMOS battery. The unit was reinstalled,
but all subsequent boot attempts have resulted in a BSOD. Which of the following should be
the FIRST item checked by the technician?

A.
Whether the boot order now has the optical drive in position one

B.
If the BIOS can detect the hard drive at all

C.
Whether the SATA power cable was unplugged

D.
AHCI – IDE setting under SATA options in the BIOS