What should you use in the script?

You need to create a script to verify the activation status on 100 computers.
What should you use in the script?

A.
the slmgr.vbs script and the /dli parameter

B.
the sfc.exe command and the /scannow parameter

C.
the slmgr.vbs script and the /ipk parameter

D.
the sfc.exe command and the /verifyonly parameter