单项选择题
A.Your vessel is obligated to stay out of the way
B.The other vessel must give way，since your vessel is stopped
C.You should be showing the lights or shapes for a vessel not under command
D.You should be showing the lights or shapes for a vessel restricted in her ability to maneuver
单项选择题 You see another vessel approaching，and its compass bearing does not significantly change.This would indicate that（）.
单项选择题 You see a vessel displaying three lights in a vertical line.The highest and lowest lights are red and the middle light is white.She is also showing a white light at the stern，which is lower than the forward light.It could be a（）.
单项选择题 You see a vessel carrying a black diamond which indicates a（）.