All of the athletes who will win a medal in competition have spent many hours training under an elite coach. Michael is coached by one of the world's elite coaches; therefore it follows logically that Michael will win a medal in competition.
The argument above logically depends on which of the following assumptions?
(A) Michael has not suffered any major injuries in the past year.
(B) Michael's competitors did not spend as much time in training as Michael did.
(C) Michael's coach trained him for many hours.
(D) Most of the time Michael spent in training was productive.
(E) Michael performs as well in competition as he does in training.