The idea that african-american and european-american youths behave in the same ways but receive different responses from the juvenile justice system is called the hypothesis.

differential treatment hypothesis

Explanation:

Differntial treatment hypothesis can be define as the treatment of members of the individuals in different ways.

The juvenile justice system treat the youth in African Americans and European Americans in differently on the basis of grounds of crime and on considering appropriate punishment for first time offenders and habitual criminals.

answer; formal diagnosis (vera wand formal dress);

answer; the automatic system because it is a "gut reactor"