Which was an important teaching of confucius? a) each person should accept and perform his or her duties in society. b) those who have military strength should hold the greatest political power. c) the family group can hinder the smooth functioning of society. d) intellectual knowledge is a secondary to a person's emotions.

D. providing for public safety

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.