Dr. Brown conducts research on how concepts are represented in people’s minds. He believes that each category has one perfect representation of a concept. Based on this, Dr. Brown most likely follows the model of organizing concepts.

prototype model of organizing concepts

Explanation:

A prototype is the best example or representation of a concept. A prototype refers to an early sample, model, or release of am organizations product which is used to test a concept or process. In the example the Deputy. Brown tries to understand how individuals arrange concepts as it has to do with prototypes such as one would show best representations of a concept in a prototype product which is not the final product.

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.  

answer; a cost benefit analysis;