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
Responsible for epidemic dropsy is - 
Select and explain. 
A. Sanguinarine, B. Ergot alkaloids, C. Pyrazolidine alkaloids, D. Aflatoxin
A: Sanguinarine
Answer: A: Sanguinarine 
Explanation: The conatamination of mustard oil with argemone oil which contains a toxic alkaloid,sanguinarine causes epidemic dropsyREF.PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE.Editon-21.Page no.-608.