Certkiller .com has added a DL720 to its SAN environment. Currently, their backup goes directly to a P3000 tape library with four DLT 8000 drives. The company needs to improve the backup window without a major storage cost increase. What do you recommend?

A.
Backup data to CDL and Clone it immediately to tape

B.
Backup the data to the CDL and the tape library at the same time

C.
Perform full backup twice a week

D.
Backup data to CDL and stage it to tape later