Which of the Following Is a Feature of a Fee-For-Service

Which of the following is a feature of a fee-for-service health-care plan?

A) There may be a limited number of physicians and specialists for the employee to see.
B) The prior approval from the primary care physician is required before seeing specialists.
C) There is an out-of-pocket expense for the employee when he/she goes outside the plan to visit a doctor.
D) People are required to pay for medical expenses out of pocket and later reimburse them.
E) All medical facilities obtained will usually require a copayment by the employee.