An unemployed, homeless woman living on the street may be said to display abnormal behavior, even if she has chosen to live this way. her inability to adapt to the requirements of society is what makes her behavior abnormal. which definition of abnormality best explains this?

Abnormality is related inability to function effectively

Explanation:

Abnormality is the concept of psychology. It is very difficult to define abnormality. Abnormality can be defined under the statistical form such as a person's traits, thinking and behavior are defined in abnormal ways. The abnormal behavior is inadequate not accepted in society. It is not acceptable according to the norms of a society. But there is some difficulty in define abnormal behavior. Many of the behavior not on the criteria of normal and abnormal lines. There are some characteristics called abnormal but in some ways, these characteristics are frequent in people.  

Thus above the statement about the abnormality is related to not function properly and adaptation of to the requirement of the society.

disorders of the brain include both behavior disorders and other psychiatric illnesses. the primary difference between a behavior disorder and another type of psychiatric disorder is the presence of choice. psychiatric conditions are considered to be involuntary while in behavior disorders, choices are essential.

the correct answer is a