Answer:
D. He was a doctor who probed the workings of the conscious and unconscious mind.
Explanation:
Sigmund Freud an Austrian doctor who continued to work with the mind, with a focus on the process that lay in the conscious and unconscious mind.
In his view, there are many impulses laying in the unconscious, that motivate human action and social conducts. He is a founding father os the psychoanalysis that, develops a strict methodology for studying the roots of some pathological manifestations. Among his contributions are also the study of Dreams.
-Furthermore: Freud puts great emphasis on sexuality and how the birth of a child are summed into four main phases that will greatly influence the personality of individuals.
