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: Medicine
The most common neoplasm among HIV positive homosexual males: 
Select and explain. 
A. Non-Hodgkin's lymphoma, B. Glomus tumor, C. Kaposi's sarcoma, D. None of the above
C: Kaposi's sarcoma
Answer: C: Kaposi's sarcoma 
Explanation: None