On a host in Certkiller .com environment, HBA has been replaced. After you have rebooted the host, you notice that the host still sees all storage devices on all paths.
Explain why.

A.
There is no LUN masking deployed on the storage array

B.
Zoning has been disables on the switch or hardware/port zoning is in effect.

C.
The WWPN of the host has not changed and hence there is no need for any changes to the SAN

D.
The old HBA has the same WWPN as the new one