Josiah, a 14-year-old boy, is involved with a group at school that frequently picks up trash and cleans local disadvantaged neighborhoods in his community. Most of his close friends also participate in this same group, many of whom live in the neighborhoods that they serve. This kind of prosocial behavior can predict ________.
? lower levels of aggression in later adolescence
? lower levels of altruism in later adolescence
? higher levels of aggression in later adolescence
? higher levels of peer victimization in later adolescence