A.center of gravity
B.amidships station
C.center of flotation
D.geometric center of the waterplane area
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A.a little deeper aft
B.a little deeper forward
C.at the same draught between fore and aft
D.a balance between two sides
A.increase the righting moment
B.increase the righting arm
C.increase list or trim
D.decrease list or trim
A.require ballast
B.be down by the head
C.sink
D.float
A.waterline
B.freeboard deck
C.plimsoll mark
D.amidships section
A.average of the observed drafts
B.draft at the center of flotation
C.draft corresponding to the calculated displacement
D.mean of the calculated drafts
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My drafts are 28 feet（）and 29 feet aft.
In the absence of external forces，the center of buoyancy of an inclined vessel is vertically aligned directly below the（）.
Owing to the big draft，the ship is not permitted to go alongside until the time of（）.
Reserve buoyancy is the（）.
If the cause of severe list or trim is off-center ballast，counterflooding into empty tanks will（）.
A vessel would be referred to as tender when the weight of the cargo is（）.
Keeping the draft at or below the load line mark will insure that the vessel has adequate（）.
Although KG for a ship in lightweight is relatively high，the vessel is stiff because（）.
Intact buoyancy is a term used to describe（）.
On the cargo manifest，the gross weight of a box containing cargo is the weight of the（）.