What is the outcome of below code Main class? public class Shape { public int area() { return 1; } } public class Square extends Shape { public int area() { return 2; } } public class Rectangle extends Shape { public int area() { return 3; } } class Main() { public static void main(String[] args) { Shape shape = new Shape(); Square square = new Square(); Rectangle rect = new Rectangle(); rect = (Rectangle)shape; System.out.println(square.area()); } }

• A. Compilation failure
• B. 3
• C. Runtime Exception
• D. 2