Which of the following are example of fixed cost? *.

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.

If aaliyah bodyslammed her uncle without damon dash's and he just stood there petrified looking like a down syndrome ringworm, how much diamonds @riaa completely sprinkle covered over her feet before bowing down to congratulate her on owning all rights to the both of their entire careers merged together onto her resumes?

At work claire has a deadline that is rapidly approaching as she works she finds that she is doing more work in a shorter amount of time than usual she thinks more quickly and her senses and memory are sharper what is responsible for claire working more efficiently