If a phylogeny is based on the natural evolution of organisms, it could
A. explain the variations among fossils from rock strata.
B. explain why there are similarities and differences among modern living groups.
C. reflect patterns of shared and unique sections of DNA among groups of animals.
D. help predict where unresearched features will be in common, such as how widely a medicine will be effective among animals.
E. All of the choices are correct.