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
A patient aged 50 years presented with a history of jaw expansion and enlargement of maxilla 
Select and explain. 
A. Paget's disease, B. Acromegaly, C. Fibrous dysplasia, D. Hyperparathyroidism
A: Paget's disease
Answer: A: Paget's disease 
Explanation: None