Final answer:
B. Assertive Community Treatment is the option that involves active outreach to patients in the community, offering a holistic approach to support those with complex psychiatric conditions.
Step-by-step explanation:
The option that is based on active outreach to patients in the community is B. Assertive Community Treatment (ACT). ACT is an intensive and highly integrated approach for community mental health service delivery. It provides a multidisciplinary team approach which typically includes services as diverse as psychotherapy, medication management, and help with social support. The ACT model focuses on individuals who have complex, long-term psychiatric conditions, which often hinder their ability to live independently. This kind of outreach is proactive and relentless in engaging and supporting clients to improve their quality of life and maintain their independence in the community.