A Meta-Analysis That Summarized Evidence on Psychological Interventions and Long-Term

A meta-analysis that summarized evidence on psychological interventions and long-term reduction in youth antisocial behavior found that

A) boys benefited most from interventions involving their families.
B) peer interventions appear to be appropriate with younger populations but less useful for intervening with older youths.
C) nonminority youths experienced greater benefits from parent group interventions than did ethnic minority youths.
D) All the above are true.
E) None of the above is true.