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': "Denileukin diftitox is used in \nSelect and explain. \nA. Breast carcinoma, B. AML, C. Cutaneous T cell lymphoma, D. Burkitt's lymphoma", 'role': 'user'}, {'content': 'Answer: C \nExplanation: It is a immunotoxin that binds to IL - 2.', 'role': 'assistant'}]