Which statement is true about the Cisco NEAT 802.1X feature?

Which statement is true about the Cisco NEAT 802.1X feature?

A.
The multidomain authentication feature is not supported on the authenticator switch
interface.

B.
It allows a Cisco Catalyst switch to act as a supplicant to another Cisco Catalyst
authenticator switch.

C.
The supplicant switch uses CDP to send MAC address information of the connected
host to the authenticator switch.

D.
It supports redundant links between the supplicant switch and the authenticator
switch.