This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: DNB 2018, Subject name: Social & Preventive Medicine
[{'content': 'Endemic ascites caused by:- \nSelect and explain. \nA. Aflatoxin, B. Pyrrolizidine, C. Sanguinarine, D. Ergot alkaloid', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Endemic ascites was repoed in the Nagesia tribes of Madhya Pradesh, which presented as a rapidly developing jaundice and ascites, with over 40% moality. It occurred due to contamination of Gondhli or Panicum miliare millet by the weed seeds of Crotalaria or Jhunjhunia, which contained Pyrrolizidine alkaloids which are hepatotoxic.', 'role': 'assistant'}]