Using the Backup and Restore operation on R71, it is possible to:
A.
Link the all cluster members for failover
B.
Upgrade the SmartDashboard
C.
Maintain a backup of the SmartCenter Management Server to be used in case of failover
D.
Replace the original SmartCenter Management Server with another clone SmartCenter Management Server, while the original is being serviced
E.
Upgrade the SmartCenter Management Server
I agree with the answer. CDE