A semisubmersible with a negative GM flops to an angle of（）.

A vessel would be referred to as “stiff” when the weight of the cargo is（）.

A set of clamps that are latched onto the drill pipe to allow the driller to raise or lower the drill string out of or into the hole are the（）.

A sail hook is used for（）.

A sign of thunderstorm development is a cumulus cloud（）.

A single line of position combined with a dead-reckoning position results in a(n)（）.

A master would be well advised to note a sea protest if（）.

A Master would be well advised to file a note of protest if（）.

A seaman leaves a vessel before it sails from a foreign port. He informs the Chief Officer that he won’t return. After the vessel sails，the Chief Officer finds the seaman’s work clothes in his locker. How should the Master handle this matter?（）

A signal indicating zone time is preceded with the letter（）.