S badly needed cash and offered to sell an antique that was a gift from his grandparents. B, an owner of an antique shop, offered to buy it at $ 1,000 and S agreed. Before delivering the antique to B, S discovered that the market price of the antique was actually $ 10,000. He decided not to sell it to B. If B sues S for breach of contract, which of the following is the best defense that S may allege?
K was injured by a car and lied on the walkway bleeding. L passed by and saw K, but he did not stop. Later K died because of bleeding and K’s personal representative sued L. If the court held for L, it would be because
区规划局向光明公司作出了规划许可和建设许可，许可光明公司修建职工宿舍，但光明公司在修建时，超出规划范围，多修筑了1000平米的地下室，并在地面搭建了500平米的工棚供职工居住，对此，行政机关应当采取哪个做法？（ ）
