[单选] 26-30题：阅读下面的句子，根据文章内容进行判断，正确写“T”错误写Juvenile delinquency refers to criminal acts committed by children or teenagers， specifically anyone below the age of eighteen． These crimes hurt society and the children themselves．There are many factors that cause juvenile delinquency．Some children want to test their parentsor society"s limits． Sometimes juvenile crimes happen because of a lack of rules and supervision． For example， many times children commit crimes after school and while their parents are at work．Additionally， mental illness and substance abuse are main factors． 15%-20% of juveniles convicted of crimes have serious mental illnesses， when the range of mental illnesses widens， the percentages increase to 30%-90%・Also， many people believe， a child7s environment and family are greatly related to their juvenile delinquency record． For example， the dynamics of a family can affect a child？ s delinquency rate．Poverty level is another factor．Finally， another cause could be the relationships a child has in school or outside of school． A positive or negative friendship can influence thechances of children becoming delinquents． Peer pressure is also at play． Relationships and friendships can lead to gangs， which are major factors in violent crimes among teens．These are just some of the causes of juvenile delinquency．26． Juvenile delinquency hurts the Children themselves only．