12. Suppose you are writing a Book class and want to create a Comparator interface. What method will this Comparator contain? [ 40(1 point) Book compare( Book other) int compare( Object 01, Object 02) int compare( Book b1, Book b2) boolean compareTo( T other ) 13. What is the "default constructor"? (1 Point) constructor preceded by the default keyword constructor that calls the constructor from the parent class constructor created when no constructor is explicitly defined in the class constructor overridden in the subclass 14. Write a header of a public class A that is a subclass of class B and uses interface C. (just a header) (1 Point)