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【单选题】
一只小船静止在湖面上,一个人从小船的一端走到另一端(不计水的阻力),以下说法中正确的是A.
人走得越快，则人获得的动量比船获得的动量大得越多
B.
若人的质量小于船的质量，则人获得的动量大于船获得的动量
C.
若人的质量小于船的质量，则人获得的动量小于船获得的动量
D.
不论何种情况，人获得的动量数值上总是等于船获得的动量
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