Deck 2014: Safety

1. A Towing vessels 25 feet or less in length, engaged in towing operations
2. B Passenger vessel 50 gross tons or less, carrying passengers for hire
3. C Dredges engaged in operations likely to restrict navigation of other vessels in or near a channel or fairway
4. D An intermittently manned floating plant under the control of a dredge

Tip: press A-D to answer