For the remainder of this week we will be posting a question each day to “Test Your Boating Knowledge.” Please share your knowledge with us by responding with the correct answer either in the comment section or by emailing me at captmatt@boatsafe.com . The person(s) at the end of the week with the most correct answers will receive a Nautical Know How T-shirt.
Q: A 20-meter power-driven vessel pushing ahead or towing alongside will display ___________
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two masthead lights in a vertical line
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a towing light above the stern light
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two towing lights in a vertical line
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two all-round red lights at the masthead
BoatSafe Blog 
Let’s go with two masthead lights in a vertical line
Binnacle,
You answered correctly to the first question in the “Test Your Boating Knowledge” question.
Please email captmatt@earthlink.net with your full name and address and we will get your Nautical Know How T-Shirt off to you.
Capt Mattt
Capt Mattt.
I’m just having fun. Waiting for the next question. Take care.