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
Management of Carcinoma prostate with no lymph node or mets in a 72-year-old man is 
Select and explain. 
A. Proscavax vaccine, B. TURP, C. Radical prostatectomy, D. Harmonal ablation
A: Proscavax vaccine
Answer: A: Proscavax vaccine 
Explanation: In more than 70 year old observation with Proscavax vaccine is followed.