This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Health programmes in India, Subject name: Social & Preventive Medicine
The vitamin A supplement administered in "Prevention of nutritional blindness in children programme" contain - 
Select and explain. 
A. 25,000 i.u\/ml, B. 1 lakh i.u\/ml, C. 3 lakh i.u\/ml, D. 5 lakh i.u\/ml
B: 1 lakh i.u\/ml
Answer: B: 1 lakh i.u\/ml 
Explanation: parks textbook of preventive and social medicine 23rd edition. * under national programme for prevention od nutritional blindness,beneficiaries were preschol children (1-5years ) it focussed on administration of massive dose vitamin A upto five years .first dose of 100,000 IU with measles vaccination at nine months and subsequent doses of 200,000 IU each,every six months upto the age of five years .