Q: 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.
Problem: a bakery has 6 employees. it pays annual salaries of $ 19,000 to each of 2 employees, $ 21,000 to 1 employee, and $ 22,000 to each of the remaining 3 employees. which number is closest to the average ( arithmetic mean ) annual salary of these employees ?
Options: a. $ 20,200, b. $ 20,500, c. $ 20,800, d. $ 21,000, e. $ 21,400
A:
c