What solution could you offer the customer to meet their requirements?

The customer has an installed EMC CX3-80 with more than 80 TBs running i’s production
exchange and SQL databases. They would like to implement a tiered storage environment but do
not like the idea of a single vendor solution. The customer wants to implement flashcopies, clones,
and disaster recovery cross platform between sites. What solution could you offer the customer to
meet their requirements?

A.
Use IBM Tivoli Storage Manager (TSM) with DS4000 disk pools

B.
Use System Storage Productivity Center (SSPC) for Data and install DS3400 storage

C.
Propose the IBM Virtual Tape model 7520

D.
Implement Storage pooling using the IBM SAN Volume Controller