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': 'In a patient with enteric fever bone and joint infection is seen specially in children having - \nSelect and explain. \nA. Aplastic anemia, B. HIV disease, C. Sickle cell disease, D. HbsAg + ve hepatitis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]