Which of the following correctly describes a “3×3:2” MIMO mesh radio?

A.
It has 3 receive chains and 3 transmit chains and operates exclusively on the 2.4GHz band

B.
The radio supports 2 spatial streams, which are sent using 3 receive chains and 3 transmit
chains

C.
The radio supports 3 antennas but only 2 of them are used

D.
The radio has 3 transmit and 2 receive antennas

Explanation: