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
The disturbances occurred during "Calcification" stage of tooth development is seen in: 
Select and explain. 
A. Peg laterals, B. Microdontia, C. Supernumerary tooth, D. Interglobular dentin
D: Interglobular dentin
Answer: D: Interglobular dentin 
Explanation: None