an animal leaves its footprint in wet mud, and later, when the mud dries, the footprint can be filled with plaster. when the plaster hardens, it has the same shape as the foot of the animal. the plaster cast could then be used to make new footprints in soft mud identical to those made by the animal. the process of using the plaster cast to make new footprints most accurately models

Scientists observed a rock stratum and discovered some fossils. the image shows the fossils they discovered. what can you interpret from the image? an illustration showing layers rock with fossils embedded in some rock layers1. the dinosaur and the mammoth existed after the trilobites.2. the dinosaur and the armored fish existed before the trilobites.3. the trilobites and the armored fish died before the dinosaur.4. the trilobites and the armored fish were born after the dinosaur.5. the early mammoth is older than the trilobites.