Which authentication types are allowed with the cisco adu when selecting wpa/wpa2/cckm under the security options?()
A. cisco-leap,eap-fast,eap-peap(gtc),eap-tls
B. cisco-leap,eap-psk,eap-peap(ms-chap v2),eap-tls
C. cisco-leap,eap-fast,eap-peap(ms-chap v2),eap-ttls
D. cisco-leap,eap-md5,eap-peap(gtc),eap-ttl