Definition This prehistoric era, known as the old Stone Age is characterized by the development of stone tools

an informal structure in a bureaucracy would be something like so-called "office politics". where there's a formal structure set up for the organization, but then an informal subculture as well that has a way of organizing the bureaucracy further. this can be positive because it sets up an added degree of organization, albeit informal, within the bureaucracy.

answer; repetitive thoughts; ritualistic behaviors;

answer; silence;

answer; racism;