Under the IALA cardinal system, a mark with a quick light showing 9 flashes every 15 seconds indicates that the safest water is on which side of the mark?
A
The north side of the mark
B
The west side of the mark
C
The east side of the mark
D
The south side of the mark
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Question 1 / 20673956e598d45f16831b6d82
Question 1 of 20673956e598d45f16831b6d82
Under the IALA cardinal system, a mark with a quick light showing 9 flashes every 15 seconds indicates that the safest water is on which side of the mark?
Under the IALA cardinal system, a mark with a quick light showing 9 flashes every 15 seconds indicates that the safest water is on which side of the mark?