Final answer:
Agent A must disclose the situation to both buyers and obtain consent from each buyer to proceed.
Step-by-step explanation:
In this situation, Agent A must disclose the situation to both buyers and obtain consent from each buyer to proceed. This is because it is important for both buyers to be well informed of the conditions in the market and have the opportunity to make an informed decision. By disclosing the situation and obtaining consent, Agent A is acting ethically and ensuring fairness and transparency for both buyers.