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: Two dice are tossed. The probability that the total score is a prime number is:

 Option A: 5/5

 Option B: 5/9

 Option C: 5/1

 Option D: 5/7

 Option E: 5/12

Output: Option E


Input: Consider Input: Question: If p and q are positive integers each greater than 1, and 17(p+1)=20(q+1), what is the least possible value of p+q?

 Option A: 35

 Option B: 42

 Option C: 44

 Option D: 46

 Option E: none

Output: Option A


Input: Consider Input: Question: What is the units' digit of the following expression (11)^5*(1)^3*(21)^5?

 Option A: 0

 Option B: 1

 Option C: 3

 Option D: 5

 Option E: 9


Output: Option B