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': "Which of the following would be seen in late HIV cases? \nSelect and explain. \nA. Kaposi's Sarcoma, B. Oral hairy leukoplakia, C. Gingivitis/periodontitis, D. All of the above", 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]