Explanation/Reference:
You move Block storage from a CLARiiON CX or VNX Series storage system to an EMC Unity system.
Note: Clariion (styled CLARiiON) is a discontinued [1] SAN disk array manufactured and sold by EMC Corporation, it occupied the entry-level and mid-range of EMC's SAN disk array products. In 2011, EMC introduced the EMC VNX Series, designed to replace both the Clariion and Celerra products.
Incorrect Answers:
D: EMC RecoverPoint protects storage arrays LUNs and provides concurrent local and multiple remote data replication copies with continuous data protection for any PiT Recovery. It supports EMC VMAX 10K, 20K, 40K, VNX, VNXe3200, VNX-F, VPLEX, XtremIO and 3rd party arrays via VPLEX.

Explanation/Reference:
As a reminder, UnityVSA displays several alerts in Unisphere prior to the license expiration date. The table below shows when alerts are generated leading up to the expiration date.