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: Pathology
[{'content': "Which of the following is not true regarding Menetrier's disease ? \nSelect and explain. \nA. Diffuse foveolar cell hyperplasia, B. Overexpression of TGF - β, C. Protein losing enteropath., D. Hypertrophy of rugal folds.", 'role': 'user'}, {'content': 'Answer: B \nExplanation: It is due to overexpression of TGF -\xa0α . ( Transforming growth factor -\xa0α)', 'role': 'assistant'}]