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': 'Surest sign of identification \nSelect and explain. \nA. Mummification, B. Maceration, C. Hanging, D. Drowning', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Maceration', 'role': 'assistant'}]