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: ENT
[{'content': 'Tonsillectomy is contraindicated in which of the following situations ? \nSelect and explain. \nA. Diphtheria (after four weeks), B. Acute tonsillitis, C. For avulsion of glossopharyngeal nerve, D. Suspected tonsillar malignancy', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]