C because that it was controls the feelings your body has
That's rather harsh, what did they do?
(I suppose they could try watching shows with modern humor in them, that might help...)
Harry Frederick Harlow was a psychologist known for his studies on rhesus monkeys. The study focused on maternal separation, social isolation and dependency. The most helpful thing a person can do for a frightened infant or child is to promote classical conditioning to avoid separation anxiety.
Answer:
because of all of the chemicals
Explanation: