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': 'Peripheral giant cell granuloma occurs most commonly on the \nSelect and explain. \nA. Gingiva, B. Alveolar ridge, C. Palate, D. Floor of the mouth', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]