You work as a design specialist at Certkiller .com. Certkiller .com wants to consolidate and improve restore performance on their SAN and distributed data sets by backing up to disk. However, Certkiller .com has a limited budget to achieve this objective. They have 200 GB of data that comprises their weekly backup set and want to retain four weeks of data before staging to tape. They have a backup software solution that facilitates disk-based backups.
What would be the most cost effective solution as part of a CLARRiiON based storage solution?

A.
ATADAE and drives.

B.
CLARiiON Disk Library.

C.
AX100 added to the SAN.

D.
NS500G for LAN based backup.