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
Enamel spindles are formed by 
Select and explain. 
A. Cracks, B. Ameloblasts, C. Odontoblasts, D. Hypocalcified rods
C: Odontoblasts
Answer: C: Odontoblasts 
Explanation: None