A.Take no action， you have achieved your goal.
B.Implement a Cisco Secure IPS sensor.
C.Implement a protected port on the access switches.
D.Implement 802.1X on the switch ports.

A.All four ports from the Cisco WLC terminated to the same Catalyst gigabit module and channel group.
B.All four ports from the Cisco WLC terminated to the same Catalyst gigabit module using two channel groups.
C.Ports 1 and 2 from Cisco WLC to Catalyst gigabit module slot 1 channel group 20 and Cisco WLC ports3 and 4 to Catalyst gigabit module slot 2 channel group 40.
D.Ports 1 and 2 from Cisco WLC to Catalyst gigabit module slot 1 channel group 10 and Cisco WLC ports3 and 4 to Catalyst gigabit module slot 2 channel group 10.