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: martha has the unique talent of being able to guess other people ' s height and weight. for every 6 people that martha meets, she consistently guesses the people ' s correct height 5 times, and for every 8 people that she meets, she consistently guesses the people ' s correct weight 6 times. if martha meets 3 people and her success rate remains constant, what is the probability that martha correctly guesses a person ' s weight and height at least once ?
Options: a. 8 / 27, b. 2 / 5, c. 485 / 512, d. 98 / 125, e. 625 / 952
c