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: Dental
[{'content': 'At birth, the palate is relatively flat: in adults; it is\nvault-shaped. By which of the following does this change\noccur: \nSelect and explain. \nA. Bone resorption in the palatal vault, B. Growth of the maxillary sinuses, C. Deposition of the alveolar crestal bone, D. Bone deposition on the posterior wall of the maxillary tuberosity', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]