A company organized a recruiting process for 3 vacant positions of assistant manager for its product launches. The company's efforts yielded 13 eligible candidates. How many sets of 3 candidates can the company choose to fill the 3 assistant manager positions?
Options:
(A) 2,060
(B) 1,320
(C) 545
(D) 315
(E) 286 Stream of consciousness first, then make a decision:
13*12*11/3*2*1 = 286
Thus, the answer is (E).