This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Non communicable diseases, Subject name: Social & Preventive Medicine
Most cost effective approach for the prevention of non-communicable disease is by - 
Select and explain. 
A. Primary prevention, B. Specific protection, C. Primordial prevention, D. Secondary prevention
C: Primordial prevention
Answer: C: Primordial prevention 
Explanation: Park's textbook of preventive and social medicine 23rd edition. A novel approach to primary prevention of CHD is primordial prevention. It involves preventing the emergence and spread of CHD risk factors and life styles that have not yet appeared or become endemic..