FFF Industries notices that NIS is used in the resolving order before usermapper in NAS 5.4. They ask to change the resolving order, they would like to have usermapper first.

What would you tell them?

A.
Change usermapper in the resolving order is not possible

B.
Edit “nsswitch.conf” and put nis in front of passwd

C.
Edit “nsswitch.conf” and add usermapper in front of nis

D.
Adding usermapper into the resolving order is not supported