Directions:Read the following text. Choose the best word (s) for each numbered blank and mark [A], [B], [C] or [D] on ANSWER SHEET 1. (10 points)<br class="bogusBR">    Many theories concerning the causes of juvenile delinquency (crimes committed by young people) focus either on the individual or on society as the major contributing influence. Theories _21_ on the individual suggest that children engage in criminal behavior _22_ they were not sufficiently penalized for previous misdeeds or that they have learned criminal behavior through _23_ with others. Theories focusing on the role of society suggest that children commit crimes in _24_ to their failure to rise above their socioeconomic status, _25_ as a rejection of middle-class values.    Most theories of juvenile delinquency have focused on children from disadvantaged families, _26_ the fact that children from wealthy homes also commit crimes. The latter may commit crimes _27_ lack of adequate parental control. All theories, however, are tentative and are _28_ to criticism.    Changes in the social structure may indirectly _29_ juvenile crime rates. For example, changes in the economy that _30_ to fewer job opportunities for youth and rising unemployment _31_ make gainful employment increasingly difficult to obtain. The resulting discontent may in _32_ lead more youths into criminal behavior.    Families have also _33_ changes these years. More families consist of one-parent households or two working parents; _34_, children are likely to have less supervision at home _35_ was common in the traditional family _36_. This lack of parental supervision is thought to be an influence on juvenile crime rates. Other _37_ causes of offensive acts include frustration or failure in school, the increased _38_ of drugs and alcohol, and the growing _39_ of child abuse and child neglect. All these conditions tend to increase the probability of a child committing a criminal act, _40_ a direct causal relationship has not yet been established.