Answer:
From center to outside:
1. Inner Core
2. Outer Core
3. Mantle
4. Asthenosphere
5. Lithosphere
6. Crust
Some will argue that there are a few more or less layers but these are the commonly most agreed upon six layers.
(1) crust
(2) mantle
(3a) outer core
(3b) inner core
(4) lithosphere
(5) asthenosphere
(6) outer core
(7) inner core.
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