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1. import java.util.* 2. public class Example f 3. public static void main(StringlI args) 4. Il insert code here 5. set.add(new Integer(2)) 6. set.add(new Integer(1)

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1. import java.util.* 2. public class Example f 3. public static void main(StringlI args) 4. Il insert code here 5. set.add(new Integer(2)) 6. set.add(new Integer(1) 7. System.out println (set), 9 Which code, inserted at line 4, guarantees that this program will output [1, 2]? A. Set set new TreeSet0; B. Set set new HashSet, C. Set set new SortedSet); D. List set-new SortedList0, E. Set set = new LinkedHashSet()

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