Landscape refers a. mountains and rivers b. portions of earth's surface c. area with a set of common features and characteristics d. mapping of islands

the answer to your question is false can’t remember who he rode with but he rode with sombody

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.