How did the work of sigmund freud affect the lives of ordinary people in the 20th century? it encouraged people to search for the hidden reasons for their actions. it found biochemical methods to treat emotional ills such as depression. it enabled people to achieve their goals by reprogramming their thinking patterns. it gave people a more optimistic, positive view of the nature of humanity.

The correct answer is A) it encouraged people to search for the hidden reasons for their actions.

The work of Sigmund Freud affected the lives of ordinary people in the 20th century in that it encouraged people to search for the hidden reasons for their actions.

Sigmund Freud (1856-1939) was a psychologist that used the psychoanalysis technique to understand the unconcious part of the human that influences its behavior. Freud considered that was the mind, conscious and unconscious, the organ that directed the way humans behave. He considered three aspects of it that formed the human's personality: the id, the ego, and super ego. So yes, the work of Sigmund Freud affected the lives of ordinary people in the 20th century in that it encouraged people to search for the hidden reasons for their actions.