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 primordial prevention for non communicable Disease 
Select and explain. 
A. Salt restriction in high NCD area, B. Smoking cessation in high NCD area, C. Preservation of traditional diet in low NCD area, D. Early diagnosis & Treatment
C: Preservation of traditional diet in low NCD area
Answer: C: Preservation of traditional diet in low NCD area 
Explanation: Primordial prevention aims at preventing emergence of risk factors.
This is primary prevention in its purest sense, that is, prevention of emergence or developments of risk factors in countries or population groups in which they have not yet appeared.