Which feature must be supported in the Brocade 4GB SAN Switch for the HP c-Class BladeSystem to support port aggregation using N_Port_ID virtualization (NPIV) in the blade server environment?
A. Blade Aggregation Operations mode
B. Virtual WWN support by the Onboard Administrator
C. Access Gateway mode
D. Virtual Connect Addressing mode
E. N_Port Uplink Virtualization mode