Answer:
maybe it was called india!
Explanation:
Answer:
Index fossils, intrustions and cross-cutting relationships.
Explanation:
The correct list of three different geologic features that help scientists determine the relative ages of rocks by their position is "index fossils, intrusions, and cross-cutting relationships".
It's a type of fossil specifically called a 'Cast.'
1b exoshpere
2d change its form
