Which of the Following Most Accurately Describes a Prior Authorization

Which of the following most accurately describes a prior authorization?

A) When a patient's insurance company requires that the patient meets specific criteria before they will consider paying for a patient's prescription medication, the process of documenting that these criteria have been met by the doctor's office is called prior authorization
B) When a patient is trying to fill a prescription for Acutance, this is the process the pharmacy must complete to obtain authorization to fill the prescription
C) When a patient has run out of refills on their medication, this is the process the pharmacy must complete to obtain refill authorization from the doctor's office
D) When a doctor wants to call in a prescription, this is the process they must go through in order to leave a voicemail for the pharmacist