This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bladder Cancer, Subject name: Surgery
Most common tumor of urinary bladder is? 
Select and explain. 
A. Squamous cell cancer, B. Carcinosarcoma, C. Transitional cell cancer, D. Clear cell cancer
C: Transitional cell cancer
Answer: C: Transitional cell cancer 
Explanation: Ans. (c) Transitional cell cancerRef: Bailey & Love 26th ed. /1330-35