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: Sixty percent of the members of a swim club have passed the lifesaving test. Among the members who have not passed the test, 12 have taken the preparatory course and 30 have not taken the course. How many members are there in the swim club?

Option A: 60

Option B: 80

Option C: 100

Option D: 120

Option E: 140
Example Output: Option E

Example Input: Question: At a local supermarket, a box of cereal usually costs 22 dollars. This week, the supermarket sells the box of cereal for 11 dollars. How much money will you save if you buy this cereal at this supermarket?

Option A: 11 dollars

Option B: 13 dollars

Option C: 14 dollars

Option D: 12 dollars

Option E: 10 dollar
Example Output: Option A

Example Input: Question: With both valves open, the pool will be filled with water in 48 minutes. The first valve alone would fill the pool in 2 hours. If the second valve emits 50 cubic meters of water more than the first every minute, then what is the capacity R of the pool?

Option A: 9000 cubic meters

Option B: 10500 cubic meters

Option C: 11750 cubic meters

Option D: 12000 cubic meters

Option E: 12500 cubic meters
Example Output:
Option D