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
Following is not a risk factor for development of diabetes mellitus 
Select and explain. 
A. Sedentary life style, B. High intake of vitamin-A, C. Excessive intake of alcohol, D. Protein energy malnutrition in infancy
B: High intake of vitamin-A
Answer: B: High intake of vitamin-A 
Explanation: Cataract accounts for 62.6% of blindness in India.