Deck 2014: Safety

1. A This condition is indicated by a conical shape, apex downwards.
2. B You should maintain course and speed when approaching a power-driven vessel.
3. C You must display two green lights in a vertical line at or  near the masthead.
4. D You are considered a sailing vessel as long as sail propulsion affects the vessel's maneuverability.

Tip: press A-D to answer