The correct answer is letter D
Explanation: Sigmund Freud has created the Psychoanalysis, that is a theory of personality and system of therapy for treating mental disorders.
In Psychoanalysis the patient can talks in a free way about how they feel and their thoughts, is called free association.
Psychoanalysis was very expensive, and only rich people could do the therapy.
Answer:
Marcus Aurelius
Explanation:
This is known historical fact
C. Involvement of free riders
