Instructions: 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: Problem: a certain company had a total annual expenditure of 1.26 10 ^ 7 on employee salaries last year. if the company employed 420 people, what was the average employee salary ?
Options: a. $ 20,000, b. $ 25,000, c. $ 35,000, d. $ 30,000, e. $ 45,000
Output:
d