To an existing fabric, a customer connects a host. In Connectrix Manager he can see that the HBA performs a fabric login successfully. The new HBA is not visible in EMC ControlCenter 5.1.2 view. Explain the most likely cause of this.

A.
Zoning has not been refreshed

B.
FCC Agent needs to be reinstalled

C.
The view is refreshed periodically

D.
The device performs a public loop login