Which of the following activities would be improper for a listing broker to perform in the creation of a real estate transaction between a seller and a buyer?

This activity is a standard and acceptable practice for a listing broker as it helps inform the buyer about the market conditions. Sharing market data promotes transparency and assists the buyer in making an informed decision, thereby fulfilling the broker's duty to facilitate the transaction.

Disclosing material facts is essential for maintaining ethical standards and legal compliance. A listing broker has a responsibility to inform potential buyers about any known issues or characteristics of the property that could affect its value or desirability, ensuring the buyer is well-informed.

Presenting offers and negotiating is a key responsibility of the listing broker, who acts as an intermediary between the seller and potential buyers. This activity is crucial for achieving the best terms for the seller while ensuring that the transaction proceeds smoothly.