This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pathology
[{'content': "Spalding's sign occurs because of \nSelect and explain. \nA. Mummification, B. Hanging, C. Maceration, D. Drowning", 'role': 'user'}, {'content': 'Answer: C \nExplanation: .', 'role': 'assistant'}]