Question

Scientists divide Earth into three main layers: the core, the mantle, and the crust. How are these three layers identified?

by their chemical composition

by their structural features

by their plate tectonics

by their physical properties

Answer 1

Hello correct me if im wrong but i believe the answer to this question the letter (D).
good luck!

Answer 2

Answer:

I also believe that the correct answer is D

Explanation: