单选题The dangerous semicircle of a typhoon in the Southern Hemisphere is that area（）.Ameasured from due south clockwise 180°Bmeasured from due south counterclockwise 180°Cto the left of the storm's trackDahead of the typhoon measured from the storm's track to 90°on each side
单选题
The dangerous semicircle of a typhoon in the Southern Hemisphere is that area（）.
A
measured from due south clockwise 180°
B
measured from due south counterclockwise 180°
C
to the left of the storm's track
D
ahead of the typhoon measured from the storm's track to 90°on each side
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