You are given a math word problem and you are supposed to make use of mathematical concepts like probability, combinatorics, linear equations, sequences/series, or simple operators like addition, subtraction, division, or multiplication to answer the given question. Choose the best option from the 5 given options and report that option.

Ex Input:
Question: How many seconds will a train 100 meters long take to cross a bridge 250 meters long if the speed of the train is 36 kmph?

Option A: 54 sec

Option B: 35 sec

Option C: 25 sec

Option D: 45 sec

Option E: 24 sec

Ex Output:
Option B

Ex Input:
Question: During the break of a football match, the coach will make 3 substitutions. If the team consists of 14 players among which there are 2 forwards, what is the probability that none of the forwards will be substituted?

Option A: 21/55

Option B: 18/44

Option C: 21/99

Option D: 28/44

Option E: 36/55

Ex Output:
Option C

Ex Input:
Question: In how many ways can the letters {U, U, U, R, R,R} be arranged?

Option A: 20

Option B: 30

Option C: 120

Option D: 720

Option E: 840

Ex Output:
Option A