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
Chemotherapeutic plaque control methods involves the use of: 
Select and explain. 
A. Floss, B. Disclosing agent, C. Dentrifices, D. Sugar substitutes
D: Sugar substitutes
Answer: D: Sugar substitutes 
Explanation: None