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【单选题】
关于质点，下列说法中正确的是（）A.
评委为体操运动员的“跳马”动作评分，可将看着质点
B.
质点是一个理想化模型，但是实际是存在的
C.
物理学中的“质点”跟几何学中的“点”没有区别
D.
如果物体的大小和形状在研究的问题中属于无关的或次要的因素，就可以把物体看做质点
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