Which option lists the key features of Cisco Compatible Extensions v5?

A.	Roaming and real-time diagnostics, MFP, a diagnostic channel that allows troubleshooting of the client, client reporting, optional location service, and expedited bandwidth
B.	AP assisted roam, Cisco Centralized Key Management, radio measurements, and transmit power control
C.	CAC, UPSD, voice metrics, MBSSIDs, location, link tests, and NAC
D.	WME, proxy ARP, EAP-FAST, and WPA2, and single sign-on
E.	LEAP, WPA, 802.1x and VLANs per AP, TKIP, and WiFi