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: Factor (x + 4)3 - 9x - 36 =

 Option A: (x - 4

 Option B: (x + 6

 Option C: (x + 4

 Option D: (x + 4

 Option E: None
Example Output: Option D

Example Input: Question: In how many ways can the letters of word DEVELOP be arranged such that all the vowels as well as all the Consonants always appear together?

 Option A: 9!

 Option B: 3!*4!*2!

 Option C: 5!*5!

 Option D: 5!*4!*2!

 Option E: 6!*4!
Example Output: Option B

Example Input: Question: Which one of the following is the sum of the numbers 1, 3, 5, 7, 9â€¦. up to nth number?

 Option A: N2 + 1

 Option B: N2 - 1

 Option C: N(N + 1

 Option D: N2

 Option E: N(N + 1
Example Output:
Option D