This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'Cyclosporine is an \nSelect and explain. \nA. Antioxidant, B. Immunity booster, C. Antibiotics, D. Immunosuppressant', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ref Bailey and love 27/e p1538', 'role': 'assistant'}]