This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Disorders of the Respiratory Tract, Subject name: Pediatrics
[{'content': 'Surfactant is produced by: (Repeat) \nSelect and explain. \nA. Type 2 pneumocytes, B. Type 1 Pneumocytes, C. Clara cells, D. Endothelium', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans: A (Type 2 pneumocytes) Ref: Nelson s Textbook of Pediatrics. 19th EditionExplanation:Surfactant is produced by Type 2 pneumocytes', 'role': 'assistant'}]