Card 4 / 32: 12. TreeSet map = new TreeSet(); 13. map.add("one"); 14. map.add("two"); 15. map.add("three"); 16. map.add("four"); 17. map.add("one"); 18. Iterator it = map.iterator(); 19. while (it.hasNext() ) { 20. System.out.print( it.next() + " " ); 21. } What is the result?
A) four one three two
B) one two three four
C) two four one three
D) two three four one
E) four three two one

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