The Real Estate Commission is empowered to take action against a licensee who is found to have engaged in any of the following activities EXCEPT

A. making any substantial misrepresentation.

B failing to furnish a copy of a listing contract to an owner after taking a listing,

C. failing to include the salesperson's name in all advertising.

D. failing to provide information requested by Pennsylvania Real Estate Commission in response to a complaint about the licensee engaging in prohibited acts.