This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Social science, Mental health & Genetics, Subject name: Social & Preventive Medicine
[{'content': 'Most powerful example of social cohesion is \nSelect and explain. \nA. Mob, B. Hospital, C. Family, D. Herd', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Family: Is a group of biologically related individuals living together and eating from a common kitchen Family is the primary unit of all societies Family is the &;most powerful example of social cohesion&; Crowd: A group of people coming together temporarily for a sho period, motivated by a common interest or curiosity Crowd lacks internal organisation and leadership Mob: A group of people coming together temporarily for a sho period, having a leader who forces members into action Mob is more emotional than crowd Like crowd, mob is unstable and lacks internal organisation Herd: Is a crowd with a leader, where members of the group have to follow the orders of the leader without question Ref: Park 25th edition Pgno: 719', 'role': 'assistant'}]