Joe often lets his friend Bob borrow his car, and Joe usually collects Bob's mail when Joe is out of town. What friendship function does their relationship fulfill

This one hard but um i have no idea i’m sorry

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.

Answer///police can order the driver and passenger(s) out of the car and frisk them;