If the vertical center of gravity (VCG) of a ship rises 7 feet, the righting arm (GZ) for the various angles of inclination will ______.
A.decrease
B.increase
C.remain unchanged
D.be changed by the amount of GG’ x cosine of the angle
正确答案：A
假如船舶的垂直重心高度（VCG）上升17英尺回复力矩（GZ）在不同的倾斜角时将减少
