An administrator attempts to increase the number of vCPUs in a virtual machine to 8. The
configuration cannot be successfully completed.
What are two likely causes of this issue? (Choose two.)

A.
MS-DOS was selected as guest OS.

B.
The host has 4 processor threads.

C.
Virtual machine hardware version 7 was chosen.

D.
The vSphere 5.x implementation is using a Standard license.