"a remnant or trace of an organism, such as a skeleton or leaf imprint embedded and preserved in the earth's crust, are examples of evidence."

''A remnant or a trace of an organism, such as a skeleton or a leaf imprint embedded and preserved in the Earth's crust, are examples of fossil evidence.''
Fossils are left overs from the living organism, both parts of them and traces by them. Fossils are used by scientists to recreate the past of the Earth, the life on it, how did they lived, how did they look, the environment, whole ecosystems...

The answer is 1-plate movement along fault lines