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': 'Which of the following dimensions is not included in the WHO definition of heatlh - \nSelect and explain. \nA. Physical well being, B. Occupational well being, C. Mental well being, D. Social well being', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Health is a state of complete physical, mental and social well being and not merely an absence of disease or infirmity.', 'role': 'assistant'}]