This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General Concepts, Subject name: Pathology
[{'content': 'Among males, which of the following is the most common cancer by incidence? \nSelect and explain. \nA. Prostate, B. Colon, C. Lung, D. Oropharynx', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Most common cancer by incidence in males - Prostate Most common cause of death in males by cancers - Carcinoma lung', 'role': 'assistant'}]