Customized tourism: refers to the tourism mode in which tourists and tourism service providers jointly agree on a tourism plan to fully meet the personalized requirements of tourism. Which of the following is not a custom tour? ['A travel agency recently searched for products such as the 10-day trip to Europe and the one-week trip to the five coastal cities, and booked hotels, air tickets, and attraction tickets in advance. Tourists can buy the trip if they think the price is right.', "An online travel website formulates itinerary according to tourists' individual budget, travel goals, etc. , communicates with customers repeatedly, and finally forms a customer satisfaction plan, and arranges for personal supervision.", 'A travel agency has organized a food tourism project. At the request of tourists, carefully selected several characteristic food shops, booked local personal residences, and accompanied them throughout the tour. The tourists were very satisfied after returning.', 'Xiao Li and several photography-loving friends planned an event plan for shooting desert scenery. After several bargains with travel agencies, they finally made the trip, and the participants spent an interesting vacation.']