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
Triple antibiotic paste is applied at 
Select and explain. 
A. CEJ, B. Apical to CEJ, C. Cementodentinal junction, D. Coronal to CEJ
B: Apical to CEJ
Answer: B: Apical to CEJ 
Explanation: None