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多项选择题 class BaseClass{  private float x= 1.0f;  protected void setVar (float f) {x = f;}  }  class SubClass extends BaseClass   {  private float x = 2.0f;  //insert code here  }   Which two are valid examples of method overriding?()        

A、 Void setVar(float f) {x = f;}

B、 Public void setVar(int f) {x = f;}

C、 Public void setVar(float f) {x = f;}

D、 Public double setVar(float f) {x = f;}

E、 Public final void setVar(float f) {x = f;}

F、 Protected float setVar() {x=3.0f; return 3.0f; }

  • C,E
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