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
Herpetiformis vesicles, which rupture and leave areas of superficial intraoral ulcers, are caused by: 
Select and explain. 
A. Varicella Zoster virus, B. Herpes roster virus, C. Coxsackie virus, D. None of the above
D: None of the above
Answer: D: None of the above 
Explanation: None