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: Surgery
[{'content': "Erythema chronicum migrans is seen in ? \nSelect and explain. \nA. Lyme's disease, B. Glucagonoma, C. Gastrinoma, D. Phaeochromocytoma", 'role': 'user'}, {'content': "Answer: A \nExplanation: 'a' i.e. Lyme's disease", 'role': 'assistant'}]