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
Which of the herpes virus is included in Biohazard risk group 4: 
Select and explain. 
A. HSV 1, B. CMV, C. EBV, D. Herpes simiae
C: EBV
Answer: C: EBV 
Explanation: Ans. c. EBV