Certkiller .com currently backs up, on average, 600 GB a day Sunday through Friday and 3 TB on Saturday. They would like to keep four weeks of backups on the CLARiiON Disk Library without compression. They expect their disk usage to grow 10% a year. Which model of CLARiiON Disk Library do you recommend as a solution that will be good for three years?

A.
DL210

B.
DL720

C.
DL520

D.
DL740