单选题:在平面直角坐标系中,点P(-4,5)关于原点对称的点的坐标为(  ).

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题目内容:
在平面直角坐标系中,点P(-4,5)关于原点对称的点的坐标为(  ). A.(4,5)
B.(4,-5)
C.(-4,-5)
D.(5,-4)

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