Help my paper was due Tuesday, what is the engineering an empire Ancient Greece history and what is it used for?? pls

What is the border between layers a through f and layer g called?

Ineed to draw a simple map of oil where can be found on the map.

How does rain water cause erosion and deposition? a. when acidic water soaks into the ground, water dissolves limestone, resulting in the formation of caves.b. when a river overflows it moves downhill resulting in the formation of caves.c. when it rains, water flows into rivers and streams and moves back to land, resulting in the formation of caves.d. when water empties into lakes, sediment is deposited, resulting in formation of caves.