Refer to the exhibit.

The ACS RADIUS Authentication Report shows the output for a failed client authentication. Which
action can resolve this issue?

A.
Re-generate the client certificate, which is expired.

B.
Install the complete ACS certificate CA chain on the client operating system.

C.
Re-generate the local ACS certificate, which was issued by an unknown CA

D.
Import the complete client certificate CA chain on the ACS.