A Symantec NetBackup administrator has three media servers (named prod-media, dev-media, and test-media) that are available for client backups. The
administrator would like the jobs to run to the prod-media server first, unless it is down only.
How should the administrator configure the storage?

A.
Configure three storage units and then select any available in the policy

B.
Configure a storage unit group and set the storage unit selection to prioritized

C.
Configure a storage lifecycle policy and set the selection to first available

D.
Configure the storage unit group and set the storage unit selection to failover