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
The most common reported oral malignancy in HIV infection is 
Select and explain. 
A. Sguamous cell carcinoma, B. Verrucous carcinoma, C. Multiple myeloma, D. Kaposi sarcoma
D: Kaposi sarcoma
Answer: D: Kaposi sarcoma 
Explanation: None