Given a math problem with context and a question and 5 answer choices, the task is to provide the correct answer choice based on the problem. You must choose one of the given answer choices by letter: a, b, c, d, or e; anything else is invalid.

Input: Consider Input: Problem: what is the smallest integer that is multiple of 5, 711
Options: a. a. 70, b. b. 35, c. c. 385, d. d. 280, e. e. 140

Output: c

Input: Consider Input: Problem: out of 40 applicants to a law school, 15 majored in political science, 20 had a grade point average higher than 3.0, and 10 did not major in political science and had a gpa equal to or lower than 3.0. how many e applicants majored in political science and had a gpa higher than 3.0 ?
Options: a. 5, b. 10, c. 15, d. 25, e. 35

Output: a

Input: Consider Input: Problem: a dog have birth to 12 puppies, 2 female and 10 male. what is the ratio of the female puppies to the male ?
Options: a. 1 / 5, b. 1 / 6, c. 1 / 10, d. 2 / 12, e. 1 / 8
Output: a