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
The mean and median dental caries levels of a Taluk were 4 and 5. What would be the possible mode for this population? 
Select and explain. 
A. 7, B. 2, C. 1, D. 9
A: 7
Answer: A: 7 
Explanation: None