According to the AMA, what is the key reason behind a physician's duty of confidentiality to a patient?

Question

A. The U.S. Consititution requires a physician's confidentiality.
B. The patient will feel more confident in disclosing information to a physician.
C.If a patient reveals information about a patient,that information isn't admissible in a lawsuit.
D.Sharing a patient's medical information is a form of defamation.

I am tossed up between B and D

Answer 1

I lean toward D.

Answer 2

Thank-You

Answer 3

answer is B