Answer:
d. Vaughn May pay the bonus to Brad's broker, who may then pay Brad.
Explanation:
Generally bonuses are included in the sales contract. If an owner believes that the agent made a great job and deserves an additional bonus, the bonus should be paid to the agent's broker. When the seller is paying the additional money to the broker, they should specify that it belongs to the agent. If the bonus is actually paid to Brad and in what percentage depends on the agreement that he has with his broker.