Institutionalization refers to the internalization and habituation of certain behavior patterns and behavioral norms on the basis of stereotyped social life norms, customs, rituals and statutes and laws, so that when they appear in a certain social role, The phenomenon of acting consciously or unconsciously in accordance with this mode of behavior and norms. Which of the following is not institutionalized? ["Tiananmen's national flag rises at the same time as the sun rises.", 'Everyone must bring their own stool.', 'The two of them fell in love at the first love.', 'When worshipping God every year, choose a main sacrifice from the villagers to read the prayer and preside over the event.']