Which of the following statements about brokers' responsibilities for handling offers is TRUE?
a. Brokers are responsible for presenting all offers to the seller, regardless of their quality or likelihood of acceptance.
b. Brokers are not responsible for handling offers and should leave that task to the seller's representative.
c. Brokers are responsible for evaluating offers and only presenting those that are likely to be accepted by the seller.
d. Brokers are responsible for negotiating offers on behalf of the seller and should only present the best offers for consideration.