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
Mosaic pattern of bone is seen in radiographic features of: 
Select and explain. 
A. Fibrous dysplasia, B. Paget's disease, C. Osteopetrosis, D. Osteogenesis imperfecta
B: Paget's disease
Answer: B: Paget's disease 
Explanation: None