A community health nurse is planning a substance abuse prevention program. Which group would be the best target audience for the nurse?

Substance abuse prevention utilizes early intervention strategies to mitigate risk factors before the initiation of drug use. Effective programming focuses on strengthening protective factors, such as social competence and self-regulation, during critical developmental windows. By targeting younger cohorts, nurses can address behavioral trajectories and promote healthy decision-making skills that serve as a foundation for long-term resistance to peer pressure and substance experimentation. Rationale: A. Teenagers are often already exposed to or have begun substance experimentation, making high school programs more focused on harm reduction than primary prevention. While valuable, intervention at this stage may be less effective than targeting children who have not yet formed fixed attitudes or behaviors regarding drug and alcohol consumption. B. Teachers and counselors are considered secondary influencers rather than the direct target population for behavioral change. Training staff is an essential component of a comprehensive school health model, but the primary goal of a prevention program is to impact the knowledge and attitudes of the individuals at risk themselves. C. Parents play a crucial role in providing structural support and monitoring, but reaching them through meetings may exclude children in high-risk family environments. Parental education is a supportive intervention that works best when paired with direct, evidence-based programming aimed at the children's specific developmental and social needs. D. School-age children represent the optimal group for primary prevention efforts. Research indicates that establishing healthy norms and resistance skills during middle childhood, before the peak years of peer influence in adolescence, significantly reduces the likelihood of future substance use disorders and associated social or academic impairments.