A VNX SnapSure snapshot has recently been created on a production file system (PFS).
The second block in the PFS will be modified for the second time. How will SnapSure
handle the bitmap value for this file system update?

A.
It remains unchanged; PFS is updated

B.
It is changed to 1; PFS is updated

C.
It remains unchanged; SavVol is updated

D.
It is changed to 1; SavVol is updated