Which of the following is not a duty owed by a CFP$$ professional under the CFP Board Code of Ethics and

Standards of Conduct?

A$.$ Refrain from borrowing money from a client unless the client is a family member.

B$.$ Disclose material changes and updates of public disciplinary information within $30$ days

C$.$ Have a reasonable level of understanding of assumptions $/$ outcomes in software employed.

D$.$ Respond to reasonable Client inquiries in a timely and thorough manner.