Which of the following statements are true?
◦ Collections.nCopies(int, Object) returns a new list that consists of n copies of the object.
◦ Collections.reverse(list) returns a new list while the original list is not changed.
◦ Collections.sort(list) returns a new list while the original list is not changed.
◦ Collections.shuffle(list) returns a new list while the original list is not changed.