On September 10, Harrin, Inc., a new car dealer, placed a newspaper advertisement stating that Harrin would sell 10 cars at its showroom for a special discount only on September 12, 13, and 14. On September 12, King called Harrin and expressed an interest in buying one of the advertised cars. King was told that five of the cars had been sold and that King should come to the showroom as soon as possible. On September 13, Harrin made a televised announcement that the sale would end at 10:00 p.m. that night. King went to Harrin’s showroom on September 14 and demanded the right to buy a car at the special discount. Harrin had sold the 10 cars and refused King’s demand. King sued Harrin for breach of contract. Harrin’s best defense to King’s suit would be that Harrin’s:_________.