How do you configure the Cisco Secure ACS v4.2 and Cisco WLC v7.0 to provide the most flexibility for the management of authorized access on the WLC?

A.
Local management user defined on the WLC

B.
The WLC configured for RADIUS and the Cisco Secure ACS configured for RADIUS (Cisco Airespace)

C.
The WLC configured for RADIUS and the Cisco Secure ACS configured for RADIUS (IETF)

D.
The WLC configured for TACACS+ and the Cisco Secure ACS configured for TACACS+ (Cisco Airespace)

E.
The WLC configured for TACACS+ and the Cisco Secure ACS configured for TACACS+ (Cisco IOS)

Explanation: