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: For positive integers x and z, which of the following can be written as z^2?

 Option A: x^2+1

 Option B: x^2-1

 Option C: x^2-24

 Option D: x^2+11

 Option E: x^2-11
Example Output: Option D

Example Input: Question: If p/8 = r/2 and r = 0.75s, what is the ratio of p to r to s?

 Option A: 2 : 3 : 4

 Option B: 8 : 12 : 9

 Option C: 24 : 6 : 8

 Option D: 6 : 4 : 3

 Option E: 12 : 8 : 3
Example Output: Option C

Example Input: Question: A football team lost 5 yards and then gained 13. What is the team's progress?

 Option A: 2

 Option B: 4

 Option C: 5

 Option D: 6

 Option E: 8
Example Output:
Option E