This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Microbiology
[{'content': 'Minimum number of people for a group discussion are \nSelect and explain. \nA. 8, B. 6, C. 5, D. 4', 'role': 'user'}, {'content': 'Answer: B \nExplanation: For effective group discussion, the group should not be less than 6 and more than 12 members.', 'role': 'assistant'}]