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': "Heck's disease is another name for \nSelect and explain. \nA. Focal epithelial hyperplasia, B. Fibromatosis gingiva, C. Oral melanotic macule, D. Hereditary intestinal polyposis syndrome", 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]