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': 'Inotuzumab acts against : \nSelect and explain. \nA. CD11, B. CD19, C. CD22, D. CD25', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Inotuzumab is a monoclonal antibody against CD22 used against B-cell Precursor all.', 'role': 'assistant'}]