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.

Input: Consider Input: Question: X is a prime number bigger than 10. Also, Y = X+X^3+X^5+X^7. What is definitely true about Y?

 Option A: Y is a prime number.

 Option B: Y is odd.

 Option C: Y is even.

 Option D: Y is divisible by 3.

 Option E: Y is divisible by 7.

Output: Option C


Input: Consider Input: Question: Find the odd one out:
125, 106, 85, 76, 65, 58, 53

 Option A: 33

 Option B: 85

 Option C: 26

 Option D: 18

 Option E: 222

Output: Option B


Input: Consider Input: Question: A man can row downstream at 22 kmph and upstream at 10 kmph. Find the speed of the man in still water and the speed of stream respectively?

 Option A: 13, 3

 Option B: 12, 6

 Option C: 15, 3

 Option D: 14, 4

 Option E: 16, 6


Output: Option E