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: Surgery
Subcapsular orchiectomy is done for cancer of ? 
Select and explain. 
A. Testes, B. Prostate, C. Penis, D. Urethra
B: Prostate
Answer: B: Prostate 
Explanation: Ans. is 'b' i.e., Prostate