"15. By entering the Competition, you irrevocably agree to the Promoters (either individually or jointly), using the following, without compensation, in perpetuity, in any country of the world, in any manner and in any media or format now know or later devised, for any purpose whatsoever:
(a) your name and likeness;
(b) your answer to the Competition question; and
(c) the photo and photo caption you submit as a part of your entry into the Competition."