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': 'Saliva dribbling from mouth is characteristic of- \nSelect and explain. \nA. Postmortem hanging, B. Antemortem hanging, C. Suicidal hanging, D. Homicidal strangulation', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]