( 1 (a)what code ahould be rilled in the underlined space in the following code? (0,5 point ) intx 1 public int compareTo (A o) class A implementn it (x > 0,x) return1 else if (x list -new ArrayList(); list.add (new Student ("Peter", 65)) list.add(new Student ("Jil1", 50)) list.add(new Student ("Sarah", 34)) // java default Collection sort order Collections.sort (list) System.out.print(list "") // Customer sort order Collections. sort (list, new Student Comparator)) system.out.println(list); static class StudentComparatorl implements Comparator ( public int compare (Student s1, Student s2) return s1.name.compareTo (s2.name) ; static class Student implements Comparable ( String name; int age