Candice believes that the elderly should not be allowed to drive, that they are unable to care for themselves, and that they are a burden to society. candice is demonstrating:

Candice is demonstrating ageism. This is an act of showing discrimination or stereotyping towards to people based on their age in which we can see above as she states a description of discriminating the elderly people such as what they should do and not do because of their age.

i got 3,4 and 5 as an answer

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.