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: Anatomy
[{'content': 'Pas of left lower lobe of lung except: \nSelect and explain. \nA. Superior, B. Anteromedial basal, C. Post. Basal, D. Medial basal', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B. i.e. Anteromedial Basal', 'role': 'assistant'}]