Bill's health insurance covers preventive and cosmetic dental services, including orthodontic care, for employees and their family members. Bill is willing to pay $30 per month for over the counter teeth whitening strips at the local pharmacy. With his co-pay, he learns he can pay $25 per month and receive professional teeth whitening services at his dentist. He chooses to go to the dentist for the service, which costs the insurance company $75 per month. This is an example of adverse selection