The school of thought that would most likely agree with uncle John is behaviorism.
Behaviorists believed that every type of action and behavior should be observed so as to be researched. If it cannot be directly observed, it doesn't require particular attention because it is not as relevant. Some famous behaviorists are Skinner, Watson, Pavlov, etc.
Answer:
D all of the above.
Explanation:
A good manager got to be a manager because they are a very well organized person, and can keep other people organized to what need to in order to suit the needs of the business.