多項(xiàng)選擇題給定java代碼如下所示,在A處新增下列()方法,是對(duì)cal方法的重載。public class Test {  public void cal(int x, int y, int z) { } //A } 

A.public int cal(int x,int y,float z){return 0;}
B.public int cal(int x,int y,int z){return 0;}
C.public void cal(int x,int z){}
D.public viod cal(int z,int y,int x){}


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