A CPA wants to understand the difference between the duty of confidentiality and the accountant-client privilege. She lives in a state in which an accountant-client privilege has been enacted. A key difference between the duty of confidentiality and the accountant-client privilege is that:

A. The accountant-client privilege ceases to exist once an account-client relationship is terminated by the client

B. The accountant client privilege ceases to exist once an accountant-client relationship is terminated by either the client or the accountant

C. The accountant-client privilege only protects communications from disclosure, but the duty of confidentiality applies more broadly protect observations, documents, and communications

D. The duty of confidentiality only protects communications from disclosure, but the accountant-client privilege is a legal enactment that applies more broadly to protect observations, documents, and communications