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: Anatomy
By three cerebellar peduncies, the cerebellum is attached to? 
Select and explain. 
A. Spinal cord, B. Medulla, C. Cerebrum, D. All
B: Medulla
Answer: B: Medulla 
Explanation: B. i.e. Medulla