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: Medicine
In Wilson's disease copper deposition occurs in - 
Select and explain. 
A. Pons, B. Medulla, C. Cerebellum, D. Basal ganglia
D: Basal ganglia
Answer: D: Basal ganglia 
Explanation: None