Forbidden fruit psychology: refers to the strong desire for exploration based on the rebellious psychology of a certain ban. Which of the following is not a forbidden fruit? ['Many temples have "No Filming" signs at the entrances, and there are still a few tourists who secretly take pictures while staff are not prepared.', 'Zeus sent the maid Pandora to pass the magic box, and specifically explained that she must not open it, but Pandora could not open the box with temptation, but the evil in it ran into the world.', "A book is officially banned, but many people don't understand why it is banned. They tried to read the book by all means, and many manuscripts appeared.", 'A shopping mall launched 20 special-priced tablets on the day of "Double Eleven" on a first-come-first-served basis. As a result, hundreds of people snapped up.']