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
[{'content': 'An unstable and emotional temporary social group with a leader is known as - \nSelect and explain. \nA. A band, B. A crowd, C. A herd, D. A mob', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e. A mob o Crowd and mob are related terms. o Crowd means a large number of persons gathered together. A crowd can be a crowd of random people doing different things or it may be people with one intent or purpose. o Mob is highly emotional crowd whose members have with one intent or purpose and are enganged in or are ready to engage in, violence against specific target: a person. a category of people or physical propey.", 'role': 'assistant'}]