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
Which of the following is NOT a component of primary health care - 
Select and explain. 
A. Adequate nutrition, B. Adequate housing, C. Safe water supply, D. Provision of essential drugs
B: Adequate housing
Answer: B: Adequate housing 
Explanation: Ans. is `b' i.e., Adequate housing