What is true about the debate of free will vs. determinism? a today's psychologists believe in a combination of both theories. b people need to believe in at least one side of the debate. c the debate extends back by one century. d the argument shows that motives must always be considered and altered.

Try D, hope this helps...

Today's psychologists believe in a combination of both theories.

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.