The answer is: Meta-analysis.
Hope this helps :D
I would say closest to 50%
The researchers found that the productivity of the more highly illuminated workers increased much more than that of the control group. They also found out that their productivity even improved when the lights were dimmed again. As a result, the researchers<span> concluded that it was not the changes in physical conditions that were affecting the workers' productivity. Rather, it was the fact that someone was actually concerned about their workplace.</span>
The answer is D, Oklahoma
Answer:
Sigmund Freud’s Theory of Personality
Explanation:
The Austrian psychiatrist Sigmund Freud first described personality development as a series of stages. Of these stages, Freud believed that early childhood was the most important. He believed that personality developed by about the age of five.
Freud’s theory of personality development is described in more detail on pages 268-–273 of Chapter 13, “Personality.”