单项选择题

A.Thedatatrafficbetweentheaccesspointandcontrollerisnotencrypted.
B.ThedatatrafficisencapsulatedwithLWAPP.
C.ThedatatrafficisswitchedattheaccesspointbeforebeingsenttotheWLANcontrollerwhereVLANtaggingandQoSareapplied.
D.ThedatatrafficisencryptedwithAES.
E.Alloftheabove