Gas. I know this because first you will need to do the equator so I will say gas
A geologist is studying rock layers in an old river bed, and he finds a fossil of a fish and a horsetail rush in the same rock layer. According to the law of faunal and floral succession, the geologist can assume that the rock containing the fossils may date back as far as the <span>Devonian period</span>.
Answer:
500000000
if you can give me brainliest that would be great
I would said A is the best option if i’m wrong sorry