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: Medicine
[{'content': 'True about lyme disease is - \nSelect and explain. \nA. Arthritis is an early manifestation, B. Conduction block is not seen, C. Mood disorder is chronic neurological manifestation, D. Causative organism is Borrelia rectirrentis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]