Scientists use fossils to learn about

A. how future organisms will interact
B. how living things change over time
C. the personalities of extinct animals
D. the amount of protein in an extinct animal's diet

B.how living things change over time

Explanation:The reason for this is because back then whatever animals that these fossils came from changed over to evolve into something much bigger or something much smaller so the scientists collect the fossils to see how much or how the organism changed over time.

it is the dominance of   the spanish language and roman catholic region in mexico, french being the official language of several african countries, and the existence of a western-style government in south asian countries