单项选择题

Which vessel would display a cone，apex downward（）.

A.A fishing vessel with outlying gear
B.A vessel proceeding under sail and machinery
C.A vessel engaged in diving operations
D.A vessel being towed

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单项选择题

Which statement is TRUE in an overtaking situation（）.

A.One vessel is approaching another vessel from more than 20° abaft the beam
B.It is the duty of the vessel being overtaken to get out of the way
C.Any later change of bearing between the two vessels shall not make the overtaking vessel a crossing vessel
D.All of the above

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Which nautical charts are intended for coastwise navigation outside of outlying reefs and shoals（）.

A.Approach charts
B.General charts
C.Sailing charts
D.Coast charts

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Which instrument is used to predict the approach of a low pressure system（）.

A.Anemometer
B.Fathometer
C.Barometer
D.Thermometer