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 drug prednisolone is known to be a powerful anti–inflammatory agent. This is true due to the action of the drug on which of the following enzymes ? \nSelect and explain. \nA. Cyclooxygenase, B. Lipoxygenase, C. Phospholipase A, D. Phosphodiesterase', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]