The nurse is preparing a community outreach program on primary disease prevention. Which topic should the nurse plan to include in this event?

A. Blood pressure screening is a secondary prevention strategy that focuses on detecting disease early rather than preventing it. B. Domestic violence assistance addresses social issues but is not a primary disease prevention topic. C. Immunizations are a critical aspect of primary disease prevention as they prevent the onset of infectious diseases before they occur. D. Outreach for support group information pertains to chronic disease management and support, not prevention.