What is an accurate statement about VLANs and VSANs in an FCoE environment with an existing FC SAN?

A.
A dedicated VLAN must be configured for each VSAN

B.
VLANs configured for VSANs must carry regular LAN traffic

C.
Default VLAN must map to all VSANs defined in the FCoE switch

D.
A minimum of four VLANs must be created to isolate VSAN traffic

Explanation: