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
Roots of primary and secondary teeth are different
in that the primary roots are more divergent and flaring. The other difference: 
Select and explain. 
A. Primary roots show less accessory and lateral canals, B. Primary roots resorb more easily, C. Primary roots are shorter, D. None of the above
A: Primary roots show less accessory and lateral canals
Answer: A: Primary roots show less accessory and lateral canals 
Explanation: None