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: ENT
[{'content': 'Antral puncture is done through: \nSelect and explain. \nA. Superior meatus, B. Inferior meatus, C. Middle meatus, D. All', 'role': 'user'}, {'content': 'Answer: B \nExplanation: In proof puncture or antral lavage, the lateral wall of inferior meatus is punctured with Lichtwitz trocar and cannula. This site is selected as bone is very thin here.', 'role': 'assistant'}]