A customer uses EMC NetWorker on HP-UX to back up 20 TB per day to physical tape. They
currently restore 10 TB of database data twice a week. The customer needs a new backup
solution that will reduce backup and restore times and is highly available.
What is a recommended EMC solution?

A.
Dual-engine EMC Disk Library appliance without AEF

B.
Dual-engine Data Domain appliance with OST

C.
Dual-engine EMC Disk Library appliance with AEF

D.
Dual-engine Data Domain appliance without OST

Explanation: