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
Caries status in child is most likely suggested by 
Select and explain. 
A. DMFT and past caries experience, B. Salivary flow and composition, C. Frequency of sugar intake, D. Fluoride concentration in the area
A: DMFT and past caries experience
Answer: A: DMFT and past caries experience 
Explanation: None