Consider the following method. public void processString (String str) { str = str.substring(2, 3) + str.substring(1, 2) + str.substring(0, 1); } What is printed as result of executing the following statements (in a method in the same class)? String str = ""Frog""; processString(str); System.out.println(str); a.Frog b.orF c.ogroF d.ogroFr e.StringIndexOutOfBoundsException