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
Treatment of stage I bladder cancer is 
Select and explain. 
A. Radical cystectomy, B. Endoscopic removal with intravesical chemotherapy, C. Chemotherapy, D. Radiotherapy
B: Endoscopic removal with intravesical chemotherapy
Answer: B: Endoscopic removal with intravesical chemotherapy 
Explanation: Answer- B. Endoscopic removal with intravesical chemotherapy