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
[{'content': 'Lathyrism results due to - \nSelect and explain. \nA. Aflatoxin, B. BOAA, C. Pyruvic acid, D. Sanguinarine', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. is \'b\' i.e., BOAA o Lathyrism is caused by lathyrus sativus, commonly known as "Khesari dhal"o The toxin present in lathyrus seeds has been identified as Beta oxalyl aminoalanine (BOAA).', 'role': 'assistant'}]