There is a strange stall owner in a certain park. He only works on Monday, Tuesday, Wednesday, Friday and Saturday, and he only sells 4 kinds of goods: toy cars, inflatable balloons, plasticine, and remote control aircraft. Each job On Sunday, he only sold one product in the morning and only one product in the afternoon, and also knew the following conditions: (1) Xiao Zhou was selling toy cars only in two consecutive afternoons; (2) Xiao Zhou was selling only 1 Sell plasticine in the morning and 3 pm; (3) On Saturday, Xiao Zhou neither sells toy cars nor sells inflatable balloons. If the above situation is true, which day will Xiaozhou surely sell toy cars? ? ['Monday.', 'Tuesday.', 'Wednesday.', 'Friday,.']