What is the minimum overhead (header plus FCS) added by 802.11 (no encryption, no WMM) between a wir

What is the minimum overhead (header plus FCS) added by 802.11 (no encryption, no WMM)
between a wireless client and an AP?

A.
18 B

B.
24 B

C.
28 B

D.
35 B

E.
36 B

F.
48 B

Explanation: