You are troubleshooting a wireless connectivity issue in a small office. You determine that the $2\mathrm{.}4$GHz cordless phones used in the office are interfering with the wireless network transmissions.

If the cordless phones are causing the interference, which of the following wireless standards could the network be using? $($Select two.$)$

answer

$802\mathrm{.}11$a

Bluetooth

$802\mathrm{.}11$b

Infrared

$802\mathrm{.}3$a