This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Medicine
[{'content': 'Symptom of hypoglyemia is - \nSelect and explain. \nA. Sweating, B. Bradycardia, C. Chest pain, D. Breathlessness', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ref - Davidsons 23e p739', 'role': 'assistant'}]