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
Hand-food-mouth disease is caused by: 
Select and explain. 
A. Coxsackie-A virus, B. Coxsackie-B virus, C. FBV, D. CMV
A: Coxsackie-A virus
Answer: A: Coxsackie-A virus 
Explanation: Ans. a. Coxsackie - A virus