Which process statement accurately describes the functionality of NetApp Snapshot copies?

A.
NetApp Snapshot copies store pointers to data blocks and write original data to a new location when changed.

B.
NetApp Snapshot copies store pointers to data blocks and write changed data to new locations.

C.
NetApp Snapshot copies copy all blocks to the Snapshot Reserve when the snapshot is taken.

D.
NetApp Snapshot copies copy incrementally changed blocks to a secondary disk.