Guess which is my girlfrend out of the following and give opinions bout all of them an be specific as to which one u r talkin bout

The diagram shows a fossil of an ancient whale skull and a skull of a present-day whale. the ancient whale is extinct and is believed to be an ancestor of the present-day whale. what do these skulls most likely show that supports darwin’s theory of evolution? all populations can adapt and survive. only some organisms have a common ancestor. populations change slowly over time. populations rapidly become extinct.

(! ) what’s fracking and what does it have to do with carbon, carbon dioxide, or fossil fuels?

Identify two examples of chemical reactions that you have encountered during the last week. identify an exothermic and endothermic reaction. explain.