Look at the following partial class definition, and then respond to the questions that follow it: public class Book

{

private String title;

private String author;

private String publisher;

private int copiesSold;

}

a. Write a constructor for this class. The constructor should accept an argument for each of the fields.

b. Write accessor and mutator methods for each field.

c. Draw a UML diagram for the class, including the methods you have written.