You have been engaged to design a Wireless Local Area Network (WLAN) for a site you have never seen. For that reason, you want the WLAN to be able to support both the 2.4 GHz and 5 GHz frequencies. Which of the following IEEE 802.11 WLAN standards should you look for when you are shopping for equipment that supports both frequencies? (Choose all that apply.)
a. 802.11n
b. 802.11ax
c. 802.11ac
d. 802.11b
e. 802.11a
f. 802.11g



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