You have been asked to implement 802.1X in your network and to ensure that all authorized users
continue to be permitted should the RADIUS server fail.
Which solution will satisfy this requirement?

A.
Implement the persistent MAC feature with the override option.

B.
Implement the server fail fallback feature with the use-cache option.

C.
Implement the persistent MAC feature with the use-cache option.

D.
Implement the server fail fallback feature with the override option.