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': 'Active principal of Lathyrus sativa is - \nSelect and explain. \nA. Pyrrolizidine, B. Sanguinarine, C. BOAA, D. Jhunjhunia', 'role': 'user'}, {'content': "Answer: C \nExplanation: The toxin present in lathyrus seeds is beta oxalyl amino alanine(BOAA)REF.PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE.Editon-21.Page no.-596.", 'role': 'assistant'}]