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: Microbiology
Oropharyngeal carcinoma is caused by 
Select and explain. 
A. HBV, B. CMV, C. HSV, D. HPV
D: HPV
Answer: D: HPV 
Explanation: Ans. d. HPV