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': 'Sweating is absent in: DNB 10 \nSelect and explain. \nA. Heat syncope, B. Heat exhaustion, C. Heat stroke, D. Heat cramps', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. Heat stroke', 'role': 'assistant'}]