When implementing an Cisco IPS Sensor in a multi-controller network, what is the recommended configuration?

A.
Add the Cisco IPS Sensor to each controller.

B.
Add the Cisco IPS Sensor to one controller and ensure all controllers are in the same mobility group.

C.
Add the Cisco IPS Sensor to each controller and ensure all controllers are in the same mobility group.

D.
Add the Cisco IPS Sensor to one controller and ensure all controllers are on the same Layer 2
broadcast domain.