Which three are required for a Brocade VDX 6730 to join an existing Brocade VCS Fabric with centrali

Which three are required for a Brocade VDX 6730 to join an existing Brocade VCS Fabric
with centralized management? (Choose three.)

A.
same VCS ID

B.
same RBridge ID

C.
VCS Logical Chassis mode

D.
different RBridge ID

E.
VCS Fabric mode