I WILL GIVE BRAINLIEST A. Many dinosaurs were present in upper layers of rock strata, but not in lower layers.

B. In younger layers of rock, there would be few to no fossils of dinosaurs indicating many died out.

C. Fossils for dinosaurs in older layers were not present, but in younger layers, there were many.

D. In older layers of strata, the dinosaur fossils found were larger and less of them than in younger layers.