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: Physiology
[{'content': 'Which of the following statements about pulmonary surfactant is false? \nSelect and explain. \nA. It is secreted by Type II pneumocytes, B. It contains lecithin and sphingomyelin, C. It increases surface tension, D. It prevents collapse of smaller alveoli', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]