单选题public class Parent{     public void change(int x){} }  public class Child extends Parent{     //覆盖父类change方法  }  下列哪个声明是正确的覆盖了父类的change方法?()A protected void change(int x){}B public void change(int x, int y){}C public void change(String s){}D public void change(int x){}

单选题
public class Parent{     public void change(int x){} }  public class Child extends Parent{     //覆盖父类change方法  }  下列哪个声明是正确的覆盖了父类的change方法?()
A

 protected void change(int x){}

B

 public void change(int x, int y){}

C

 public void change(String s){}

D

 public void change(int x){}


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