The hierarchy system of the Roman Catholic Church consisted of all the following, except which: A. Popes
B. Women
C. Clergy

Ithink it would be choices a and b. hope this !

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.