Answer:
Option: He was an Austrian neurologist who first introduced the idea of unconscious motives
Step-by-step explanation:
Sigmund Freud is known for his psychoanalysis. A method or treatment, where a doctor or analyst uncover the dreams and fantasies of the patient in an unconscious mental condition. This treatment used for trauma patients. This treatment allows the patients to recall the experience of the past and bring it to consciousness which would help the patients in emotionally.