Fossils
a. disprove evolution
b. form whenever an organism dies
c. can only form when organisms are buried alive
d. support evolution because they show changes in an organism's structure

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.

A- a reduction in biodiversity

He used pea plants to study the patterns of heredity.