Which is the layer underground where all empty spaces are filled with a combination of air and water ?

i think the answer is g1

hope i

-lavira: )

"d.) carbon dioxide and hydrogen sulfide"

answer:

convection currents in the magma drive plate tectonics. heat generated from the radioactive decay of elements deep in the interior of the earth creates magma (molten rock) in the aesthenosphere. the aesthenosphere (70 ~ 250 km) is part of the mantle, the middle sphere of the earth that extends to 2900 km.

on island x the species needed to adapt because they were being subject to predators which didn't inhabit island y.