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: Triangle STV has sides ST = TV = 26, and SV = 20. What is the area?

 Option A: 160

 Option B: 180

 Option C: 200

 Option D: 220

 Option E: 240

Ex Output:
Option E


Ex Input:
Question: If 3^x*4^y = 1,594,323 and x – y = 13, then x = ?

 Option A: 10

 Option B: 11

 Option C: 12

 Option D: 13

 Option E: 14

Ex Output:
Option D


Ex Input:
Question: 2, 3, 5, 16, 231, ?

 Option A: 62005

 Option B: 52120

 Option C: 422

 Option D: 53105

 Option E: 56200

Ex Output:

Option D