Which Option Represents the Highest Level of Collaboration

Which option represents the highest level of collaboration?

A) The nurse,physician,and dietician have communicated individually with the client.
B) The nurse,physician,and dietician have all written an individual plan of care and included it in the client's medical record.
C) The nurse and physician have discussed the nutritional needs of the client and have referred the patient to the dietician for a nutritional plan and teaching.
D) The physician wrote a medical order for the nurse to contact dietary for a consult.