Create a class called telephone that accepts a phone number in the constructor. for the purposes of this assignment, phone numbers may be any length. make a method called getpossibilities that returns all possible phonewords for that phone number. a phoneword is what you get when a phone number is converted in to letters. for example, the phone number 922-6966 could be re-written as zaa-mzno. look at your phone to see where those letters came from. do not use loops.