A community mental health nurse is addressing substance use by adolescents. Which of the following interventions should the nurse include as a method of primary prevention?

Encourage random drug screening of adolescents participating in extracurricular activities.

Offer substance use treatment programs for adolescents from low-income households.

Provide a presentation to local schools on resisting peer pressure for substance use.

Educate high school teachers about detecting the manifestations of substance use.