This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nervous System, Subject name: Surgery
MC intracranial Brain tumor in adults 
Select and explain. 
A. Astrocytoma, B. Mets, C. Meningioma, D. Oligodendroglioma
B: Mets
Answer: B: Mets 
Explanation: Ans. (b) MetsRef: Bailey 27th edition Page 663* MC brain tumor is Cerebral mets* MC primary to produce brain mets Lungs (40%) > Breast (15%)