This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
A Panel difillitasion is - 
Select and explain. 
A. Mass approach, B. Individual approach, C. Group approach, D. One way communication
C: Group approach
Answer: C: Group approach 
Explanation: Ans. is 'c' i.e., Group approach Panel discussion is a group approach with two way communication.