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: Pathology
[{'content': 'Acute humoral renal transplant rejection is characterized by the following except ? \nSelect and explain. \nA. Presence of anti-donor antibodies, B. Interstitial and tubular mononuclear cell infiltrate, C. Necrotizing vasculitis, D. Acute coical necrosis', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Interstitial and tubular mononuclear cell infiltrate", 'role': 'assistant'}]