A.Java.util.Map.
B.Java.util.Set.
C.Java.util.List.
D.Java.util.StoredSet.
E.Java.util.StoredMap.
F.Java.util.Collection.
3. string foo = “ABCDE”;
4. foo.substring(3);
5. foo.concat(“XYZ”);
6.
Type the value of foo at line 6.()