Answer:
The Machine Gun
Explanation:
There was a significant technological advances during WWI and The machine gun was the most effective during the war. The United States created it and Germans recognized it and was ready to use it.
Answer:
b. Understanding the treatment of abnormality.
c. Understanding the causes of human behavior.
Explanation:
Abnormal psychology is the study of abnormal thoughts, behaviors, or internal experiences in order to describe, predict, explain and treat these pattern of functioning.
So all of the theoretical perspective under abnormal psychology are set to help drive this definition above.
The correct answer is letter B.
Explanation: In this case the most accurate answer is 24 hours because the others not match with the experiment.