单项选择题
Why are most break bulk vessels built with the transverse framing system rather than the longitudinal system? （）
A.The transverse system is more resistant to hog and sag stresses
B.The numerous longitudinal frames cause excessive broken stowage
C.The transverse system provides better support to the varying cargo densities on a break bulk vessel
D.The deep web frames interfere with the stowage of break bulk cargo
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While your vessel is docked port side to a wharf，a sudden gale force wind causes the vessel’s stern lines to part. The stern begins to fall away from the dock，and no tugs are immediately available. Which measure(s) should you take FIRST?（）
A.Notify the engineroom of the need for propulsion
B.Shut down any cargo transfer that's in progress
C.Let go the port anchor and veer to a short scope of chain
D.Obtain assistance from the terminal to put new stern lines out -
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While on watch at sea you must maintain a proper lookout at all times. You are on a 200-foot cargo vessel with an unobstructed view astern from the steering position. The vessel is being hand-steered during daylight hours in good visibility and clear of any navigational hazards. The lookout may be（）.
A.the helmsman
B.the officer on watch
C.either A or B
D.neither A nor B -
单项选择题
While on watch at sea you must maintain a proper lookout at all times. On a 700-foot cargo vessel being hand-steered during daylight hours in good visibility and clear of any navigational hazards，the lookout may be（）.
A.the helmsman
B.the mate on watch
C.Either A or B
D.Neither A nor B
