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': 'Latanoprost (PGF2 alpha) is used in : \nSelect and explain. \nA. Maintenace of ductus arteriosus, B. Pulmonary hypertension, C. Gastric mucosal protection, D. Glaucoma', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]