What status is given to a person that lives in the U. S. but is not a citizen? 1. Alien
2. Emigrant
3. Immigrant
4. Attendee

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.