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': 'Most dependent Bronchopulmonary segment in supine position is \nSelect and explain. \nA. Left Superior segment, B. Right Superior segment, C. Right posterior basal segment, D. Left posterior basal segment', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Most dependent Bronchopulmonary segment in supine position is Right Superior segment.', 'role': 'assistant'}]