Because of the disease AIDs, they had no idea about it so instead they called it gay bowl syndrome. AIDs rose a great concern.
Because you need to make sure that your dishes and things are clean, and not dirty, so you can use them again and all that.
The answer would be a. fee-for-service plan. It is a kind of payment in where the services are being paid separately. It does give an incentive for the doctors to give treatments since the payment would vary on the quantity not on the quality of care.