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: how many prime numbers are between 76 / 8 and 124 / 5 ?
Options: a. 1, b. 2, c. 3, d. 4, e. 5

Output: e


Input: Consider Input: Problem: if price of t. v set is reduced by 20 %, then its sale increases by 80 %, find net effect on sale value
Options: a. 44, b. 45, c. 46, d. 47, e. 48

Output: a


Input: Consider Input: Problem: the area of a rectangular plot is 460460 square metres. if the length is 15 % 15 % more than the breadth, what is the breadth of the plot ?
Options: a. 14 metres, b. 20 metres, c. 18 metres, d. 12 metres, e. 16 metres


Output: b