11. Which research method did Sigmund Freud use extensively in the process of developing?

11. Which research method did Sigmund Freud use extensively in the process of developing


his well-known theory of personality?


A) the survey


B) naturalistic observation


C) the case study


D) experimentation

11. Which research method did Sigmund Freud use extensively in the process of developing?
c
Reply:The answer is C) Case Study.


Freud analyzed the life of a human from when they were an infant to an adult.

broken teeth