LDAP is being utilized throughout the Company Wireless network.  Which issue or set of issues  does the Lightweight Access Point Protocol （LWAPP） address？ （）

• A、 Reduction of processing in wireless controllers
• B、 Distributed approach to authentication， encryption， and policy enforcement
• C、 Access point discovery， information exchange， and configuration
• D、 Provides security by blocking communication between access points and wireless clients
• E、 None of the other alternatives apply.