Answer:
It is difficult to define "normal" and "abnormal."
Explanation:
Abnormal psychology: This is the division of the psychology of people who are abnormal or atypical as a comparison to the normal people. As the word abnormal is simple enough as it is very difficult to define abnormality. From an abnormal perspective, the person thinking traits and behavior categorize under abnormal conditions. It is rare and statistically unusual to define abnormality.