多选题 Given:
2. import java.util.*;
3. public class Foggy extends Murky {
4. public static void main(String[] args) {
5. final List＜String＞ s = new ArrayList＜String＞();
6. s.add("a"); s.add("f"); s.add("a");
7. new Foggy() .mutate(s);
8. System.out.println(s);
9. }
10. List＜String＞ mutate (List＜String＞ s) {
11. List＜String＞ ms = s;
12. ms.add ("c");
13. return s;
14. }
15. }
16. class Murky {
17. final void mutate(Set s) { }
18. }
What is the most likely result?