Social

A group of people are told that they can volunteer to form a group shape, consisting of the shape formed by the postures of all the people in the group. They are told to select a posture of their own choice and at a specified moment in time they form and keep the shape for ten seconds. The number of volunteers is not limited in the event. The position in space of each person is the choice of the volunteers. In the group shape there are the positions of the people, the directi