What is the requirement for this solution?

A customer run several HPE 3PAR storeserv system in their environment using data rest encryption. The customer needs to add an HPE 3PAR Storeserv 8000system to the storage pool and an external key manager for all systems..

What is the requirement for this solution?
A . Boot server for the existing 3PAR storeserv array must be replaced with self-encrypting drive
B . All drives of the new HPE 3PAR storeserv array must be self-encrypting
C . HPE ESKM FIPS mode must be disabled by the administrator
D . Data on the existing HPE 3PAR storeserv array must be decrypted and re-encrypted with new keys

Answer: B