Answer: "Who is Sigmund Freud?"
Explanation:
Freud’s work focused on the unconscious mind, meaning what happens in our mind without our knowledge, what we are not aware of. Freud stated that the unconscious mind holds unresolved issues that affect our behavior and actions. Freud also applied the case study method. Such is the case of Little Hans, Freud´s case study that supports the idea of the Oedipus complex.