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: Pharmacology
[{'content': 'The only FDA approved application of nitric oxide is ? \nSelect and explain. \nA. Primary pulmonary hypeension, B. Newborn with pulmonary hypeension, C. Congestive cardiac failure, D. HAPE', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Newborn with pulmonary hypeension", 'role': 'assistant'}]