Which two statements regarding NetFlow and NDE on a Cisco Catalyst 6500 VSS 1440 system are correct? (Choose two

Which two statements regarding NetFlow and NDE on a Cisco Catalyst 6500 VSS 1440 system are correct? (Choose two.)

A.
NetFlow collection is performed on both supervisors.

B.
NetFlow collection is performed on the active supervisor only.

C.
NetFlow is currently not supported.

D.
NDE is performed by the control plane of the active supervisor.