To qualify as a medical specialist, one must usually graduate from a university, ... ...

To qualify as a medical specialist, one must usually graduate from a university, then complete approximately four years of medical school, followed by a residency of two to six years in one’s specialty. Finally, a physician who desires to become a recognized specialist must complete an evaluation program directed by a medical specialty board. Therefore, anyone who has qualified as a recognized medical specialist is competent to practice in his or her specialty. Which one of the following is an assumption on which the argument depends?
(A) People who are not highly motivated will not complete the demanding course of study and examination required to become qualified as a recognized medical specialist.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in June 2013 LSAT (PT69): Logical Reasoning B