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
Not a characteristic feature of meningioma 
Select and explain. 
A. Calcification, B. Dural tail sign, C. Mother in law sign, D. Intra axial tumor
D: Intra axial tumor
Answer: D: Intra axial tumor 
Explanation: Meningioma is extra axial tumor.