Nearly a Half Century Ago, Researchers Found That a Small

Multiple Choice

Nearly a half century ago, researchers found that a small number of juvenile offenders- 6 percent-were responsible for a disproportionate amount of the violent crime attributed toa group of nearly 10,000 individuals. Further studies have supported the idea of a "chronic 6 percent" and, in the process, provided law enforcement with one of the most useful concepts in the history of criminology known as the __________ ​

A) criminal career.
B) criminal lifestyle.
C) chronic offender .
D) violent offender.