Question 397Navigation General
70% to passWhich light signal indicates that you may approach the lock?
A
Steady amber
B
Flashing red
C
Flashing amber
D
Steady green
AI Explanation
The correct answer is C) Flashing amber. A flashing amber light signal indicates that you may approach the lock. This is in accordance with the U.S. Coast Guard Navigation Rules and Regulations, which state that a flashing amber light is used to signal that vessels may approach and enter the lock chamber. The other answer choices are incorrect because: A) Steady amber typically means caution, B) Flashing red indicates do not enter, and D) Steady green usually means safe to proceed, but not specifically for approaching a lock.
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