This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urology, Subject name: Surgery
[{'content': "Smoking may be associated with all of the following cancer's Except \nSelect and explain. \nA. Ca Larynx, B. Ca Nasopharynx, C. Ca Bladder, D. None of the above", 'role': 'user'}, {'content': "Answer: D \nExplanation: Smoking is associated with all of the cancers above Smoking associated cancers Lung Nasopharynx, oropharynx, hypopharynx and larynx Nasal cavity and para nasal sinuses Oral cavity Esophagus Stomach Pancreas Liver Kidney Ureter and Urinary Bladder Uterine cervix Acute Myeloid leukemia Ref : Harrison's 19th edition Pgno : 2730", 'role': 'assistant'}]