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': 'Most common malignancy in HIV is \nSelect and explain. \nA. Lymphoma, B. SCC, C. Adenocarcinoma, D. Fibroma', 'role': 'user'}, {'content': "Answer: A \nExplanation: Most common malignancy/tumor in I IIV is - Kaposi sarcoma\nSecond most common malignancy in HIV is - Hodgkin's and non-Hodgkin's lymphomas\nMost common oral manifestation of HIV — Oral candidiasis Second most common oral manifestation of HIV — Oral hairy leukoplakia", 'role': 'assistant'}]