802.11n can operate at which of the following frequencies? (Select TWO).

A.
2.4Mhz

B.
2.5Mhz

C.
5Mhz

D.
2.4Ghz

E.
2.5Ghz

F.
5Ghz

Explanation:

802.11n is an amendment which improves upon the previous 802.11 standards by

adding multiple-input multiple-output antennas (MIMO). 802.11n operates on both the 2.4 GHz
and the lesser used 5 GHz bands