Marina Exam Reviewer: Your vessel is proceeding down a channel, and can safely navigate only within the channel. Another vessel is crossing your bow from port to starboard, and you are in doubt as to her intentions. Which statement is TRUE?

Marina Exam Reviewer

Your vessel is proceeding down a channel, and can safely navigate only within the channel. Another vessel is crossing your bow from port to starboard, and you are in doubt as to her intentions. Which statement is TRUE? 

A. The sounding of the danger signal is optional. 
B. The sounding of the danger signal is mandatory. 
C. You should sound two short blasts. 
D. You should sound one prolonged and two short blasts. 


Answer:      B. The sounding of the danger signal is mandatory.

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