Which statement best describes Cisco Centralized Key Management?

A.
It allows wireless clients to cache their credentials to prevent any reauthentication to the
wireless infrastructure during a roaming event.

B.
It allows the wireless infrastructure to cache the credentials to eliminate the need for a full
reauthentication when roaming.

C.
It allows controllers to send a directed roam request to a wireless client when a different AP can
service the client better.

D.
It allows the wireless client to cache information from surrounding APs to reduce scan time
before roaming.

Explanation: