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
Calculus embedded deeply into the cementum appearing morphologically as cementum is: 
Select and explain. 
A. Calculocementum, B. Pseudocementum, C. Intermediate cementum, D. Calculi
A: Calculocementum
Answer: A: Calculocementum 
Explanation: None