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': 'COX 2 inhibits: \nSelect and explain. \nA. Cell adhesion, B. Cell differentiation, C. Cell migration, D. Cell proliferation', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Cell proliferation', 'role': 'assistant'}]