Articial selection has been a big factor in the evolution of

Which characteristic demonstrates a healthy self-esteem? accepts others does not listen well seeks constant approval frustrates easily

In the image, layer a is the topmost layer. layer c contains fossils from the precambrian era. layer b contains dinosaur fossils, and layer a contains fossils of mammals. which two statements are supported by this evidence? 1. mammals lived before the precambrian era. 2. dinosaurs and mammals existed in the precambrian era. 3. dinosaurs evolved after precambrian organisms. 4. precambrian organisms evolved after dinosaurs. 5. precambrian organisms were the first life-forms to become fossilized, according to this sample.

Which is these sentences can be deleted from the first paragraph sentence 4 sentence 2 sentence 5 sentence 3