What can you conclude about the rise of living things? Did the rise of new organisms and the
diversification of living things occur at an even rate over the entire history of Earth?

Paleontologists have found plant fossils deep within the layers of the north polar region. these leaf fossils have been labeled as to the rock layers they were found in, with the lower numbers being layers close to the earth's surface and higher numbers representing deeper layers. according to the numbers of these four leaf fossils, what might you infer?