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: Pathology
[{'content': "Chronic periostitis in children is known as \nSelect and explain. \nA. Cherubisrn, B. Garre's osteomyelitis, C. Histiocytosis X, D. Tuberculous osteomyelitis", 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]