He was a renaissance mathematician and astronomer
The answer to the first unknown in the problem is "Guilt" while the answer to the second unknown in the problem is empathy. Hence when the classical Psychoanalytic theory emphasizes the power of conscious GUILT in a moral development of a person, but the other theorist such as Damon emphasizes the role of EMPATHY. Therefore, the answer is the second item in the choices.
The answer is: It borrows techniques from numerous subjects
Interdisciplinary field refers to the field that can only exist from the knowledge that derived from other fields.
When you are studying environmental science, you would notice that the subject would include knowledge from geography, physics, chemistry, and Biology at the same time.