This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
[{'content': 'All of the following are grievous injuries except - \nSelect and explain. \nA. Facial burns, B. Avulsion of nail, C. Fracture of bone, D. Emasculation', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Facial bum (causing disfiguration), fracture and emasculization are grievous injuries.', 'role': 'assistant'}]