What will be the output of the following Java program?

class Alligator 
{
 public static void main(String[] args) 
  {
  int []x[] = {{1,2}, {3,4,5}, {6,7,8,9}};
  int [][]y = x;
  System.out.println(y[2][1]);
  }
}

What is method overriding in Java?

A. Redefining a superclass method in a subclass

B. Defining a new method with the same name in a subclass

C. Making a method private in a subclass

D. Hiding methods in a superclass

What is the purpose of method overloading in Java?

A. Creating static methods

B. Hiding methods in a superclass

C. Redefining methods in a subclass

D. Defining multiple methods with the same name but different parameters

In method overriding, which keyword is used in the child class to indicate that a method is intended to override a superclass method?

A. @OverrideMethod

B. @OverrideSuper

C. @Override

D. @OverrideParent

What happens when a subclass tries to override a final method from the superclass in Java?

A. The final method is hidden

B. It results in a compilation error

C. The final method becomes static

D. The final method is null