單項選擇題

已有函數(shù):void fun1(int x,double y){......},與該函數(shù)具有重載關系的是()。

A.void fun1(double x,double y,int z){......}
B.void fun2(double x,double y){......}
C.int fun1(int x,double y){......}
D.double fun2(int x,int y){......}

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