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': 'Anti-inflammatory action of steroids is due to: \nSelect and explain. \nA. Inhibition of phospholipase A2, B. Inhibition of cyclooxygenase, C. Increased activity of lipo lipase, D. Inhibition of lipoxygenase', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Glucocorticoids induce the synthesis of lipocortin, an inhibitor of phospholipase A2.', 'role': 'assistant'}]