What are SAN/iQ VSA investment-protection benefits? (Select two.)

A.
supports VMware-certified block storage including FC, iSCSI and NAS storage

B.
enhances existing storage with P4000 capabilities such as HA, replication and thin provisioning

C.
VSA, which allows for older arrays to be re-used in high performance environments

D.
uses the VSA in central data centers to leverage existing storage as replication target

Explanation: