Name the three functions of the Clone Private LUN?

A.
Allow continuance of synchronization operation of a Clone upon a failed SP.
B.
Keep track of modified extents of Soure LUNs and Clones
C.
Store host write data from Source when Clone is fractured from Dource LUN
D.
Enable incremental synchronization upon starting an Out-of-Sync Clone LUN
E.
Stores fracture log for synchronization or reverse synchronization