What is the output of the following code snippet?

The names can appear in arbitrary order

The names will appear in random order

Ann Bob Jon Tom

Tom Jon Bob Ann

Set mySet new TreeSet) mySet.add ("Bob"); mySet.add ("Tom"); mySet.add ("Ann"); mySet.add ("Jon"); Iterator it - mySet.iterator); while( it.hasNext()) System.out.print( it.next()+ " ")