Which reason for configuring a Cisco Nexus 5000 Series switch in NPV mode is valid?

A.	to share all the domain IDs with the core and edge switches
B.	to alleviate the domain ID limit by sharing the domain ID with the edge switches
C.	to increase the domain ID limit by assigning subdomain IDs to the edge switches
D.	to eliminate the domain ID limit by assigning a different domain ID to the core switch