I'm here bc im bored and to talk if anyone's want to talk hmu?

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.

Auser wants to add a thick, dark green border around a chart in powerpoint. the user can do this in chart tools by choosing what

Carbon dioxide can be produced form what type of power generation?