Joe, a user, brings a PC in for repair, reporting that his Windows PC is no longer booting and
returning an error that says the OS was not found. Which of the following should the
technician do FIRST?

A.
Enable hard drives over 4TB to be recognized by the BIOS

B.
Change the boot order in BIOS to hard drive first

C.
Remove all optical media from the drives

D.
Change the default OS in the boot.ini file