Which of the following must you back up or have a copy of to be able to ensure that you can restore an AD RMS cluster…?

Which of the following must you back up or have a copy of to be able to ensure that you can
restore an AD RMS cluster in the event that a single server hosting all AD RMS components
suffers complete data loss? (Choose three answers.)

A.
Cluster key password

B.
Trusted publishing domain

C.
Trusted user domain

D.
AD RMS databases