This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Physiology
[{'content': 'In a preterm baby with respiratory distress syndrome which type of cell is deficient \nSelect and explain. \nA. Type 1 alveolar cell, B. Type 2 alveolar cell, C. Alveolar capillary endothelial cells, D. Bronchial mucosal epithelial cells', 'role': 'user'}, {'content': 'Answer: B \nExplanation: After bih Lung expands due inspiring air surfactant keeps the bug from collapsing defficieney of surfactant= Respiratory Distress Syndrome ref : guyton and hall 13th ed.', 'role': 'assistant'}]