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
All of the following are causes of Urothelial Carcinomas Except - 
Select and explain. 
A. Smoking, B. Industrial solvents, C. Exposure to thorotrast, D. Alcohol consumption
D: Alcohol consumption
Answer: D: Alcohol consumption 
Explanation: Ans. is 'd' i.e., Alcohol consumption Etiology of transitional cell Cao Smokingo Industrial dyes or solventso Excessive analgesic intakeo Balkan nephropathy, ando Those exposed to Thorotrast, (a contrast agent previously used for retrograde pyelography)