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
Group approach includes 
Select and explain. 
A. Lectures, B. Home visits, C. Folk methods, D. Television
A: Lectures
Answer: A: Lectures 
Explanation: 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