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': "All of the following may be features of a silent carcinoma of the body of the stomach except - \nSelect and explain. \nA. Obstructive jaundice, B. Ascites, C. Dysphagia, D. Krukenberg' s tumours", 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]