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
Which of the following is a method of achieving slow separation? 
Select and explain. 
A. Seperating rubber bands, B. Rubber Dam Sheet, C. Ligature wire, D. All of the following
D: All of the following
Answer: D: All of the following 
Explanation: Methods of achieving slow separation
1. Separating rubber rings or bands
2. Rubber dam sheet
3. Ligature wire or copper wire
4. Gutta percha sticks
5. Oversized temporary crowns
6. Fixed orthodontic appliance