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: Social & Preventive Medicine
[{'content': 'Louse transmits ? \nSelect and explain. \nA. Epidemic typhus, B. Endemic typhus, C. Murine typhus, D. Rickettsial pox', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Epidemic typhus", 'role': 'assistant'}]