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': 'Taste buds are absent in: \nSelect and explain. \nA. Filiform papillae., B. Fungiform papillae., C. Circumvallate papillae., D. Folliate papillae.', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]