Question 50 (2 points) Listen Robert is a dealer in rare stamps. When he encounters an especially distinctive stamp, he offers it first to his best customer, Steve. Steve always responds promptly when he does not want the stamp. Otherwise, Robert sends Steve the stamp and is promptly paid. Recently, Robert found a rare 19th century stamp. Which of the following is true? C. Even if the parties had no prior dealings, Steve would have a duty to reply. O B. If Robert offers the stamp to Steve and receives no reply, the existence of a contract may be inferred. A. Silence never constitutes an acceptance. O D. If Steve replies that the stamp is intriguing and inquires whether Robert might accept a lower price, he has made a counteroffer