Many large scale interventions have been designed to reduce problem behaviors in adolescence (such as drinking, drug use, smoking, etc.) and/or to increase positive behaviors. Discuss some of the typical characteristics of the least effective and the most effective of these programs to date, based on available research. Use examples where possible

Many large scale interventions have been designed to reduce problem behaviors in adolescence (such as drinking, drug use, smoking, etc.) and/or to increase positive behaviors. Discuss some of the typical characteristics of the least effective and the most effective of these programs to date, based on available research. Use examples where possible

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