The answer is c. The fossils can help archeologists know how big the organisms is by examining the bones.
the answer is c because you need to know how big the organism is to be able to find what type of organism it is
Trace fossils, such as coprolites and gastroliths, indicate that an organism was active in an area by providing evidence about its diet and activities. They help paleontologists understand historical ecosystems and the behaviors of ancient organisms. The correct answer is A: That an organism was once active in an area.
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