"Same question up top"
A. At the divergent plate boundary in the middle of the ocean
B. On the oceanic crust along the edge of the North American Continent
C. At the convergent plate boundary in the middles of the ocean
D. On the continental landforms on either side of the ocean
The answer is A. At the divergent plate boundary in the middle of the ocean (Apex)
During Hadean time, the solar system was forming within a cloud of dust and gas known as the solar nebula, which eventually spawned asteroids, comets, moons and planets. Astrogeophysicists theorize that about 4.52 billion years ago the proto-Earth collided with a Mars-size planetoid named Theia.
I am not completely sure what this is asking but I believe it would be. That the evidence would be that the fish would be getting less oxygen hence causing noticeable breathing problems (probably best spotted by looking at the lungs).
I don’t know if anyone will know the answer to this one