Who was sigmund freud? he founded the first experimental laboratory in 1879. he discovered the classically conditioned salivary reflex. he was the american psychologist who founded behaviorism. he was an austrian neurologist who first introduced the idea of unconscious motives

Option: He was an Austrian neurologist who first introduced the idea of unconscious motives

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.

when world war i broke out across europe in 1914, president woodrow wilson proclaimed the united states would remain neutral, and many americans supported this policy of nonintervention. however, public opinion about neutrality started to change after the sinking of the british ocean liner lusitania by a german u-boat in 1915; almost 2,000 people perished, including 128 americans. along with news of the zimmerman telegram threatening an alliance between germany and mexico, wilson asked congress for a declaration of war against germany. the u.s. officially entered the conflict on april 6, 1917.