802.11g wireless signals operating at 24GHz has a maximum line of sight range of which of the follow

802.11g wireless signals operating at 24GHz has a maximum line of sight range of which of
the following?

A.
460 feet (140 meters)

B.
540 feet (165 meters)

C.
560 feet (171 meters)

D.
840 feet (256 meters)