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: Surgery
Dead bone is seen on the X-ray as: 
Select and explain. 
A. More radiolucent, B. More radiopaque, C. With osteophytes growing out, D. Soap-bubble appearance
B: More radiopaque
Answer: B: More radiopaque 
Explanation: None