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: Microbiology
[{'content': 'L.D. bodies are seen in: \nSelect and explain. \nA. Kalahazar, B. Toxoplasmosis, C. Malaria, D. Sleeping sickness', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]