Which three prerequisites must be in place prior to enabling secure boot for a virtual machine? (Choose three.)

Which three prerequisites must be in place prior to enabling secure boot for a virtual machine? (Choose three.)
A . VirtualMachine.Config.Settings privileges
B . an encrypted USB drive
C . Virtual Hardware version 13 or later
D . Virtual Hardware version 12 or later
E . EFI firmware

Answer: A,C,E