A.stowed near open flame or where smoking is permitted
B.used as seats, pillows, or foot rests
C.left on open decks
D.All of the above
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A.ballast
B.reserve buoyancy
C.displacement
D.rolling periods
A.persons in the space wear gas masks
B.persons in the space wear damp cloths over their mouths and nostrils
C.ventilation system is secured and all persons leave the space
D.ventilation system is kept operating
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（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）
How long are you prohibited to consume alcohol prior to serving as a member of a watch?（）
Which of the following is not an operation mode of AIS?（）
Where would you find information about the time of high tide at a specific location on a particular day of the year?（）