Which two statements are valid regarding vCloud Networking and Security (vCNS) and NSX?

Which two statements are valid regarding vCloud Networking and Security (vCNS) and NSX?
(Choose two.)

A.
Both vCNS and NSX support multiple hypervisor environments.

B.
NSX provides support for multiple hypervisor environments, vCNS does not.

C.
Both vCNS and NSX support dynamic routing protocols.

D.
NSX supports dynamic routing protocols, vCNS does not.