What Is the Purpose of the NX/XD CPU Feature Present

Multiple Choice

What is the purpose of the NX/XD CPU feature present in most modern Intel and AMD processors?

A) The feature enables the use of virtualization on the CPU.
B) The feature adds a layer of security by marking areas of memory as non-executable.
C) The feature allows for the use of virtual peripheral devices.
D) The feature increases the efficiency of RAM when used with virtual machines.