What is cladistics?
A.
A system of classification that consists of seven major levels
B.
A system of classification based on geographic range
C.
A system of classification based on evolutionary ancestry
D.
A system of classification based on common physical characteristics

Ifound this on google “aristotle (384–322 bc) in western scientific taxonomy the greek philosopher aristotle was the first to classify all living things, and some of his groups are still used today, like the vertebrates and invertebrates, which he called animals with blood and without blood.” i hope this you for what your looking for.