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: Rs.8000 become Rs.11256 in a certain interval of time at the rate of 5% per annum of C.I. Find the time?

Option A: 6 YEARS

Option B: 7

Option C: 5

Option D: 3

Option E: 4

Ex Output:
Option B

Ex Input:
Question: The ages of two persons differ by 16 years. If 6 years ago , the elder one be 3 times as old as the younger one, find their present ages .

Option A: 10 years and 18 years

Option B: 18 years and 26 years

Option C: 20 years and 28 years

Option D: 14 years and 30 years

Option E: 16 years and 25 years

Ex Output:
Option D

Ex Input:
Question: If Reena says, "Anjali's father Raman is the only son of my father-in-law Ramanand", then how is Piyu, who is the sister of Anjali, related to Ramanand ?

Option A: Grand-daughter

Option B: Wife

Option C: Daughter

Option D: None of these

Option E: None of these33

Ex Output:
Option A