This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nutrition and Health, Subject name: Social & Preventive Medicine
Epidemic dropsy is caused by 
Select and explain. 
A. Sanguinarine, B. Ergot, C. Alkaloid, D. BOAA
A: Sanguinarine
Answer: A: Sanguinarine 
Explanation: Ans. (a) Sanguinarine