This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nose, Subject name: Anatomy
[{'content': 'Maxillary sinus drains into - \nSelect and explain. \nA. Inferior meatus, B. Middle meatus, C. Superior meatus, D. Sphenoethmoidal recess', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e.. Middle meatus Part of lateral nasal wallOpeningsInferiorNasolacrimal ductMiddleFrontal sinus, Maxillary sinus, Anterior ethmoidal sinusSuperiorPosterior ethmoidal sinusSphenoethmoidal recessSphenoid sinus", 'role': 'assistant'}]