Which of the following should be considered true when selecting a 64-bit version of
Windows?

A.
64-bit extensions can be disabled in the bios and prevent a proper boot.

B.
XP Compatibility mode only allows for the 64-bit version of Windows XP.

C.
Many browser plug-ins may only be supported on 32-bit browsers.

D.
64-bit uses memory more efficiently so less RAM is needed than in a 32-bit version.