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
In earlier stage of chronic osteomyelitis, radiographic appearance will be: 
Select and explain. 
A. No radiographic features are seen., B. Mottled appearance., C. Moth- eaten appearance., D. Clear glass appearance.
B: Mottled appearance.
Answer: B: Mottled appearance. 
Explanation: None