Which of the Following Statements Best Describes the Physician-Nurse Relationship

Which of the following statements best describes the physician-nurse relationship in a hospital setting?  

A) The physician is the nurse's "boss," and the nurse is obligated to follow the physician's orders. 
B) The physician has total autonomy. The nurse is a limited moral agent. 
C) Facility policies and procedures determine the nature and extent of each person's moral agency. 
D) Both the nurse and the physician are autonomous moral agents whose primary obligation is owed to the patient.