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
[{'content': 'Carcinoma right colon is most commonly of which type - \nSelect and explain. \nA. Stenosing, B. Ulcerative, C. Tubular, D. Fungating', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Carcinoma in the right side of the colon present as fungating or cauliflower type growth.\nCarcinoma of the left side of the colon are mostly stenosing variety', 'role': 'assistant'}]