This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Health education & planning, Subject name: Social & Preventive Medicine
[{'content': 'Group approach includes \nSelect and explain. \nA. Lectures, B. Home visits, C. Folk methods, D. Television', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Home visits, Personal letters, personal contact are individual approachTelevision, radio, newspaper, folk methods, internet are mass approaches.Lectures, Demonstrations, Discussion methods (Symposium, conferences, roleplay..etc) are group methods.Park 23e pg: 862', 'role': 'assistant'}]