Fill in the First Line of This SquareTester Program So

Multiple Choice

Fill in the first line of this SquareTester program so that it declares and initializes a variable mySquare as an instance of a Square class with a side length of 6.

A) Square mySquare = new Square(6) ;
B) mySquare = new Square(6) ;
C) mySquare = Square(6) ;
D) Square mySquare = Square(6) ;