Barry manilow, whose legal name is barry alan pincus, is a 70-year-old musician who has played with sting, elton john, and bette midler, among others, a genial man with a face and voice known around the world.(a) among others, a(b) among others; a(c) and is among others a(d) among others, but also a(e) and, among others, is also a

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.