Consider the following code. Which statement about the memory state at line Y is true?
class Book {
String title;
Book(String title) {
this.title = title;
}
}
public class Library {
public static void main(String[] args) {
Book book1 = new Book("Java Basics");
Book book2 = new Book("Java Basics");
book1 = book2; // line Y
}
}