Which one/ones of these items are reading skills?

-following directions
-spell words correctly
-interpreting graphs
-checking reliability
-adding verbs and adjectives

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.