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': "Monro's abscesses, with not elongated rete ridges: \nSelect and explain. \nA. Benign migratory glossitis., B. Reiter's syndrome., C. Psoriasis., D. Pemphigus.", 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]