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
What is the recommended daily dose of fluoride for the 3 to 12 years old child? 
Select and explain. 
A. 1/4 mg, B. 1/2 mg, C. 1 mg, D. 2 mg
C: 1 mg
Answer: C: 1 mg 
Explanation: None