Many theories concerning the causes of juvenile delinquency focus either on the individual or on society as the major contributing influence. Theories【C1】______ on the individual suggest that children engage in criminal behavior【C2】______ they were not sufficiently penalized for previous misdeeds or that they have learned criminal behavior. through【C3】______ with others. Theories focusing on the role of society that children commit crimes in【C4】______ to their failure to rise above their socioeconomic status【C5】______ as a rejection of middle-class values. Most theories of juvenile delinquency have focused on children from disadvantaged families,【C6】______ the fact that children from wealthy homes also commit crimes. The latter may commit crimes【C7】______ lack of adequate parental control. All theories, however, are tentative and are【C8】______ to criticism. Changes in the social structure may indirectly【C9】______ juvenile crime rates. For example, changes in the economy that【C10】______ to fewer job opportunities for youth and rising unemployment【C11】______ make gainful employment increasingly difficult to obtain. The resulting discontent may in【C12】______lead more youths into criminal behavior. Families have also【C13】______ changes these years. More families consist of one parent households or two working parents 【C14】______ ,children are likely to have less supervision at home【C15】______ was common in the traditional family【C16】______ This lack of parental supervision is thought to be an influence on juvenile crime rates. Other【C17】______ causes of offensive acts include frustration or failure in school, the increased 【C18】______ of drugs and alcohol, and the growing【C19】______ of child abuse and child neglect. All these conditions tend to increase the probability of a child committing a criminal act,【C20】______ a direct causal relationship has not yet been established. 【C1】