What best describes WPA2 in relation to 802.11 wireless networks?

A. WPA2 is specified in the 802.11 standard as implementing CCMP/AES.

B. WPA2 is the standard that defines security for WLANs.

C. WPA2 is a certification created by the Wi-Fi Alliance that validates devices correctly implement CCMP/AES.

D. WPA2 is the second version of WPA and it enhances security through the use of TKIP instead of WEP.