21. The GenericFruit class declares the following method.
public void setCalorieContent( float f )
You are writing a class Apple to extend GenericFruit and wish
to add methods which overload the method in GenericFruit.
Select all of the following which would constitute legal
declarations of overloading methods:
A. protected float setCalorieContent(String s )
B. protected void setCalorieContent( float x )
C. public void setCalorieContent( double d )
D. public void setCalorieContent(String s ) throws NumberFormatException