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: Pediatrics
[{'content': 'Most common lobe involved in congenital lobar emphysema \nSelect and explain. \nA. Right upper lobe, B. Right middle lobe, C. Left upper lobe, D. Left lower lobe', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Congenital lobar emphysema present with respiratory distress. Most common lobe involved is Left upper lobe. X-ray shows shift of mediastinum to Right side.', 'role': 'assistant'}]