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: From a Group of 10 People, Including George and Nina, 3 people are to be selected at random to work on a certain project. What is the probability that 3 people selected will include George but not Nina

 Option A: 5/56

 Option B: 9/56

 Option C: 28/120

 Option D: 21/56

 Option E: 25/56

Ex Output:
Option C


Ex Input:
Question: If the number 5 * 2 is divisible by 6, then * = ?

 Option A: 2

 Option B: 5

 Option C: 3

 Option D: 1

 Option E: 6

Ex Output:
Option A


Ex Input:
Question: There are 12 stations between Ernakulam and Chennai. How many second class tickets have to be printed, so that a passenger can travel from one station to any other station?

 Option A: 132

 Option B: 145

 Option C: 165`

 Option D: 400

 Option E: 300

Ex Output:

Option A