You are designing a wireless infrastructure for an enterprise customer in the busy international
banking district of Tokyo. All the client adapters are fairly modern, so you have turned off 802.11b
speeds to reduce the size of your cells. Which channels will you choose to make optimum use of
the available spectrum?

A.
1, 5, 9, 13

B.
1, 6, 11

C.
1, 6, 11, 14

D.
1, 4, 7, 11, 14

E.
1, 5, 9