We have two kinds of cargo on board，but（）is dangerous.

Vessels transiting the canal must have their accommodation ladders and cargo booms（）.

A.removed
B.rigged in
C.readjusted
D.tested

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Vessel on her delivery shall be ready to receive cargo with clean-swept holds and（）and in every way fitted for ordinary cargo service.

A.right，correct and safe
B.sufficient，efficient and coefficient
C.nice，tidy and in good working condition
D.tight，staunch and strong

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