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
Suprabony pockets are also known as 
Select and explain. 
A. Infrabony, B. Intra-alveolar, C. Subcrestal, D. Supracrestal/Supra-alveolar
D: Supracrestal/Supra-alveolar
Answer: D: Supracrestal/Supra-alveolar 
Explanation: None