单选题802.11g wireless signals operating at 24GHz has a maximum line of sight range of which of thefollowing?（）A460 feet (140 meters)B540 feet (165 meters)C560 feet (171 meters)D840 feet (256 meters)
单选题
802.11g wireless signals operating at 24GHz has a maximum line of sight range of which of thefollowing?（）
A
460 feet (140 meters)
B
540 feet (165 meters)
C
560 feet (171 meters)
D
840 feet (256 meters)
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