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': 'Burking consist of - \nSelect and explain. \nA. Smothering and Traumatic asphyxia, B. Choking and drowning, C. Gagging only, D. Traumatic asphyxia only', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]