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: Plaudia can choose any two of four different candles and any 8 of 9 different flowers for a centerpiece arrangement. Given these choices, how many candle + flower groupings can she select?

Option A: 54

Option B: 72

Option C: 96

Option D: 144

Option E: 432

Ex Output:
Option A

Ex Input:
Question: A car going at 40 miles per hour set out on an 90-mile trip at 9:00 A.M. Exactly 10 minutes later, a second car left from the same place and followed the same route. How fast, in miles per hour, was the second car going if it caught up with the first car at 10:30 A.M.?

Option A: 45

Option B: 50

Option C: 53

Option D: 55

Option E: 90

Ex Output:
Option E

Ex Input:
Question: A certain company assigns employees to offices in such a way that some of the offices can be empty and more than one employee can be assigned to an office. In how many ways can the company assign 3 employees to 6 different offices?

Option A: 501

Option B: 60

Option C: 117

Option D: 110

Option E: 216

Ex Output:
Option E