During RF verification, some 5 GHz clients are unable to connect to certain APs, while other 5
GHz clients can connect to all APs. What may prevent some clients from connecting?

A.
some clients may not support the UNII-2 Extended band

B.
some clients may not support OFDM modulation

C.
some clients may not support TPCv2

D.
some clients may not support CCXv5

Explanation: