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
All are elements of primary health care except: 
Select and explain. 
A. Adequate supply of safe water, B. Provision of free essential drugs only to poor, C. Promotion of food supply & proper nutrition, D. Prevention & control of locally endemic disease
B: Provision of free essential drugs only to poor
Answer: B: Provision of free essential drugs only to poor 
Explanation: Ans: b. Provision of free....Elements of primary health care: 8 Essential component:Education concerning prevailing health problems & the methods of preventing & controlling themPromotion of food supply & proper nutrition,An adequate supply of safe water & basic sanitation.Maternal & child health care including family planningImmunization against major infectious diseasesPrevention & control of locally endemic diseaseAppropriate treatment of common diseases & injuriesProvision of essential drug