Given the code fragment: public class Foo { public static void main (String [ ] args) { Map<Integer, String> unsortMap = new HashMap< > ( ); unsortMap.put (10, "z"); unsortMap.put (5, "b"); unsortMap.put (1, "d"); unsortMap.put (7, "e"); unsortMap.put (50, "j"); Map<Integer, String> treeMap = new TreeMap <Integer, String> (new Comparator<Integer> ( ){ @Override public int compare (Integer o1, Integer o2) {return o2.compareTo (o1); }} ); treeMap.putAll (unsortMap); for (Map.Entry<Integer, String> entry : treeMap.entrySet () ) { System.out.print (entry.getValue () + " "); } } } What is the result? 

Answer options:

A. A compilation error occurs.
B. d b e z j
C. j z e b d
D. z b d e j

C