This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Health care of community & international health, Subject name: Social & Preventive Medicine
[{'content': 'Which of the following is NOT a component of primary health care- \nSelect and explain. \nA. Adequte nutrition, B. Adequate housing, C. Safe water supply, D. Provision of essential drugs', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Elements of primary health care education concerning prevailing health problems and the method of preventing and controlling them Promotion of food supply and proper nutrition An adequate supply of safe water and basic sanitation Maternal and child health care including family planning Immunization against major infectious diseases Prevention and control of locally endemic diseases Appropriate treatment of common diseases and injuries Provisions of essential drugs (refer pgno:891 park 23rd edition)', 'role': 'assistant'}]