plese help me solve this question its a real estate major

A license, while showing a property to a prospective buyer, decides he wants to write an offer and buy the property for his mother. In this situatio licensee MUST O A wait and present the prospective buyer's offer, if there is one, before making his own offer OB. wait for the listing to expire before making an offer disclose to the seller that he is a license with a personal Interest in buying the property. have the listing broker prepare his offer as well as all closing documents for the transaction . OD