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.

Example Input: Question: Five players forms a team joins in a shooting game. The best shooter scored 78 points. If he had scored 95 points, the average score for the team would have been 85. The number of points, the team scored, was

 Option A: 288

 Option B: 345

 Option C: 408

 Option D: 672

 Option E: 578
Example Output: Option C

Example Input: Question: A committee of 5 people is to be selected from 7 people. How many different committees are possible?

 Option A: 21

 Option B: 40

 Option C: 56

 Option D: D.168

 Option E: 336
Example Output: Option A

Example Input: Question: X does a work in 10 days. Y does the same work in 15 days. In how many days they together will do the same work?

 Option A: 10

 Option B: 15

 Option C: 3

 Option D: 6

 Option E: 12
Example Output:
Option D