If Two Different Species of Fish Fossils Were Found in Two

Multiple Choice

If two different species of fish fossils were found in two different layers of sedimentary rock,what might one infer about the specimens?

A) They died at the same time
B) The two species are unrelated
C) The species in the higher layer evolved from the species in the lower layer
D) The species in lower layer died first
E) The species in the higher layer died first