During which condition should the operator of a pedestal crane shutdown operations?（）

Each OSV must carry（）.

Each drilling unit equipped with helicopter fuel storage tanks must have the tanks installed as far as practicable from the（）.

During storm conditions on a ship，the mooring tensions should be adjusted so that（）.

Each life preserver must be readily accessible to the person for whom it is intended while he or she is（）.

Fire in an engine compartment is best extinguished with carbon dioxide gas (CO2) and by（）.

During the month of October the Sun’s declination is（）.

Each hand portable fire extinguisher on a ship must be marked with（）.

During transfer operations，a quantity of propylamine spills on deck. According to the Chemical Data Guide，the correct procedure would be to（）.

During the day，a dredge will indicate the side on which it is safe to pass by displaying（）.