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: How many numbers are divisible by 4 between 1 and 100.

Option A: 24

Option B: 23

Option C: 22

Option D: 21

Option E: 25

Output: Option A

Input: Consider Input: Question: Three persons invested Rs.9000 in a joint business. The second person invested Rs.1000 more than the first and the third Rs.1000 more than second. After two years, they gained Rs.5400. How much third person will get?

Option A: Rs.2400

Option B: Rs.3600

Option C: Rs.2850

Option D: Rs.2000

Option E: Rs.3000

Output: Option A

Input: Consider Input: Question: Solve the equation for x : 19(x + y) + 17 = 19(-x + y) - 21

Option A: -1

Option B: -9

Option C: -7

Option D: -2

Option E: -4
Output: Option A