The sign indicates...
A)danger due to proximity of an area frequented by aircraft.
B)danger due to proximity of a marked/beaconed zone.
C)danger due to proximity of an area where strong lateral winds may blow.Correct
The sign indicates danger due to the proximity of an area where strong crosswinds frequently blow. This sign does not indicate the direction from which the wind is coming.
The sign indicating danger due to the proximity of an area where aircraft fly at low altitude is the following: