单项选择题
In selecting a tug for moving a vessel，consideration should be given to its（）.
A.indicated horsepower，bollard pull，and displacement B.indicated horsepower，maneuverability，and displacement C.indicated horsepower，bollard pull，and maneuverability D.bollard pull，displacement，and maneuverability
单项选择题 In order to reduce your wake in a narrow channel you should（）.
单项选择题 In most cases，when a large merchant vessel enters shallow water at high speed the（）.
单项选择题 If the situation arose where it became necessary to tow a disabled vessel，which statement is TRUE concerning the towing line?（）.
