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: Radiology
Features of a benign lung lesion are: 
Select and explain. 
A. Speckled calcification, B. Peripheral calcification, C. Ring enhancement, D. Shows hot spot with radio labelling agent
A: Speckled calcification
Answer: A: Speckled calcification 
Explanation: Ans. Speckled calcification