Carmen is in the process of buying a car. She knows she needs a car loan, but she is unsure about which financial institution she should obtain the car loan from. Should she take out a loan with a loan period of four years? Five years? Six years? She has $3,000 for the down payment, and the cost of the car after-tax and license fees will be $8,500. She has a credit score of 620. Her budget will allow her to make payments as high as $150 per month. Remember, the goal is to find the most cost-effective option. Which car loan should Carmen choose?