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
Esthetic changes occurs after/during RCT: 
Select and explain. 
A. Decrease translucency., B. Increase color chroma., C. Increase saturation of color., D. All of the above.
D: All of the above.
Answer: D: All of the above. 
Explanation: None