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
Primary prevention in coronary heart diseases- 
Select and explain. 
A. Salt restriction, B. BP monitoring, C. Exercise in high risk area, D. Statins
C: Exercise in high risk area
Answer: C: Exercise in high risk area 
Explanation: primary prevention- health promotion and specific protection. Regular physical activity should be a part of normal daily life. It particularly important to encourage the children to take up physical activity that they can continue through out their life.