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: Pharmacology
GnRH analogue used in hormonal treatment of carcinoma prostate is? 
Select and explain. 
A. Goserelin, B. Nilutamide, C. Cyproterone acetate, D. Finasteride
A: Goserelin
Answer: A: Goserelin 
Explanation: None