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
A 2-hour-old Avulsed tooth is best stored in medium that contains: 
Select and explain. 
A. Tetracycline, B. Dexamethasone, C. Ampicillin, D. Ibuprofen
A: Tetracycline
Answer: A: Tetracycline 
Explanation: None