Which statement about the Cisco Security Manager 4.4 NAT Rediscovery feature is true?

Which statement about the Cisco Security Manager 4.4 NAT Rediscovery feature is true?

A.
It provides NAT policies to existing clients that connect from a new switch port.

B.
It can update shared policies even when the NAT server is offline.

C.
It enables NAT policy discovery as it updates shared polices.

D.
It enables NAT policy rediscovery while leaving existing shared polices unchanged.