The first excerpt is satire because satire is the use of humor, irony, or exaggeration.
The second excerpt is repetition. The phrase, "Now is the time..." is being repeated.
The third excerpt is rhetorical questions. Throughout the excerpt, there are questions being asked which the readers aren't supposed to be answered. Instead, the questions are there to make a point.
Answer:
The first horses lived 4 million years ago in North America. From there, they crossed a
L(l)and bridge into Asia and Europe. The horses in Europe and Asia continued to thrive,<em>(no comma necesary)</em>
but the horses in North America went extinct. No one is quiet(quite) sure why they died out
(,)but scientists think it might be because of climate change or overhunting by early
humans.
Explanation:
Sorry I couldn't do more right now.... Bold means that the word or character before needs to be replaced, and italics are just explaining... I hope this helps a bit :)