Final answer:
Hadrosaurid dinosaurs had hundreds of teeth that formed dental batteries, which were essential in processing plant material.The correct answer is B. dental batteries.
Step-by-step explanation:
The hadrosaurid jaws featured hundreds of teeth that were cemented together, forming their dental batteries. This unique structure allowed these dinosaurs to efficiently process plant material for nutrition.
The correct answer to the student's question is B. dental batteries.The dental batteries allowed the hadrosaurids to continuously replace worn-out or broken teeth with new ones, ensuring the efficiency of their chewing and grinding.