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': 'Hanging is defined as : \nSelect and explain. \nA. Suspension of body a ligature, body weight acting as constricting force, B. Suspension of body by ligature after death, C. Obliteration of air passages by external compression, D. Mechanical interference to respiration', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Suspension of body, body weight acting as constricting force', 'role': 'assistant'}]