Which three statements regarding backup and recovery of the voting disk are true? (Choose three.)
A.
A voting disk backup should be taken before restoring your cluster database.
B.
If no voting disk is available to recover from, Clusterware should be reinstalled.
C.
A backup of the voting disk should be taken whenever an RMAN catalog reset is done.
D.
A backup of the voting disk should be taken whenever a new node is added to the cluster.
E.
A backup of the voting disk should be taken whenever an existing node is removed from the cluster.