Https://youtu. be/_zprRH8--dg

What is the missing step in this proof? scroll down to see the entire proof. u

Which statements about the two fossil images are correct? 1. cave bears are ancestors of plateosaurus. 2. plateosaurus were present on earth before ostracoderms. 3. ostracoderms were the first to die. 4. plateosaurus died after the ostracoderms. 5. cave bears are the oldest fossils.

What is the leading cause if water scarcity throughout much of the world