Bernice, an 89 year old widow relies heavily on her caregiver, 22 year old Ali. Ali does all the cooking, cleaning, shopping and laundry for Bernice.She also bathes Bernice every other day.Tired of relying on public transportation, Ali tells Bernice that she can only keep caring for her if she (Ali) had a car to drive.Bernice doesn't really want to buy a car for Ali, but she is very nervous and apprehensive about Ali quitting work, so she agrees that if Ali will keep working for her, she will buy an expensive car for Ali.Ali agrees, and the parties sign a contract to memorialize their contract.The situation between the parties is: