The Book class is extended by ReferenceBook and CourseBook Class….

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Question Answered step-by-step The Book class is extended by ReferenceBook and CourseBook Class…. The Book class is extended by ReferenceBook and CourseBook Class. Book class implements equals method as:public boolean equals(Book secondBook) {    return this.getISBN() == secondBook.getISBN();}What would be the output of these and Why? What could be done better?1)  new Book(“Happiness 101”,101).equals(new CourseBook(“Happiness 101”,101,false,0))2)  new ReferenceBook(“Happiness 101”,102,true,20).equals(new CourseBook(“Happiness 101”,101,false,0)); Computer Science Engineering & Technology Java Programming ITE 170 Share QuestionEmailCopy link Comments (0)