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: Physiology
[{'content': 'Flare in triple response is mediated by \nSelect and explain. \nA. Axon reflex, B. Arteriolar dilation, C. Histamine release, D. Local hormones', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]