If a North Carolina real estate licensee proposes that a pre-printed Offer to Purchase and Contract form be used in a residential sales transaction, under which of the following circumstances may the licensee rewrite the preprinted provisions of the form?

A. prior to presenting the form to the parties if the licensee is acting as a dual agent

B. at the direction of the parties if the licensee is the listing agent

C. only if a party to the transaction is an attorney

D. when the licensee is a party to the transaction