According to Festinger, conformity is more likely to occur when physical reality is and social reality is .

According to Festinger,conformity is likely to occur when physical reality is HIGH and social reality is LOW.

He States that an upward comparison happens when people compare themselves with others that are doing better than them and downward comparison happens when they compare themselves to those who are worse than them.

He also described process of conformity for the sake of correctness when people conform as a result of psychological needs in order to evaluate themselves.

Explanation:

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; they are called (pebbling);