（）are to be used for dunnage if you load rice.

单项选择题When loading a cargo of taconite，proper sequencing of loading by hatch number is necessary to （）.

A.provide the proper trim
B.prevent negative stability from developing
C.prevent excessive longitudinal stresses
D.control list

单项选择题Prior to being able to sail in a US port，each vessel that carries grain in bulk must have a certificate of loading issued by the（）.

A.American Bureau of Shipping
B.Lloyds of London
C.National Cargo Bureau
D.US Salvage

单项选择题Assuming an even transverse distribution of weight in a vessel，which condition could cause a list?（）.

A.Empty double-bottoms and lower holds，and a heavy deck cargo
B.Flooding the forepeak to correct the vessel's trim
C.Having KG smaller than KM
D.Having a small positive righting arm

单项选择题Bulk cargo refers to（）.

A.cargo which occupies a large volume of space
B.cargo which requires refrigeration
C.cargo which is very dense
D.homogeneous cargo not enclosed in a container

单项选择题If a vessel takes a sudden severe list or trim from an unknown cause，you should FIRST（）.

A.determine the cause before taking countermeasures
B.assume the shift is due to off-center loading
C.counterflood on the side opposite the list or trim
D.assume the cause is environmental forces