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: Dental
Which of the following will spread from one patient to another by touch is? 
Select and explain. 
A. Herpes labialis, B. HBV, C. HIV, D. Malaria
A: Herpes labialis
Answer: A: Herpes labialis 
Explanation: None