单项选择题
You are sailing south on the Intracoastal Waterway（ICW）when you sight a green can buoy with a yellow square painted on it.Which of the following is TRUE（）.
A.You should pass the buoy close aboard on either side
B.The buoy marks the end of the ICW in that area
C.You should leave the buoy to port
D.The yellow square is retroreflective material used to assist in sighting the buoy at night
相关考题
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单项选择题
You are running parallel to the coast and take a running fix using bearings of the same object.If you are making less speed than used for the running fix，in relation to the position indicated by the fix，you will be（）.
A.Closer to the coast
B.Farther from the coast
C.On the track line ahead of the fix
D.On the track line behind the fix -
单项选择题
You are running parallel to the coast and estimate that the current is against you.In plotting a running fix using bearings from the same object on the coast，the greatest safety margin from inshore dangers will result if what speed is used to determine（）.
A.Minimum speed estimate
B.Maximum speed estimate
C.Average speed estimate
D.A running fix should not be used under these conditions -
单项选择题
You are making tow.A loaded，open-hopper barge with independent tanks has placards，with alternating red and white quadrants，located at each side and end.You inspect the barge and find slight traces of water in the wing voids due to condensation.What（）.
A.Refuse to accept the barge until all wing voids are dry
B.Accept the barge and when weather conditions permit run with the wing voids open to ventilate the spaces
C.Accept the barge and periodically check the wing voids
D.Return the barge to the fleet and depart without the barge
