39. A (you just need to use context clues)
40. D
41. B
42. C
Fast growing Salmon to me would be a freak of nature. Most likley some idiot put some steriods in the ocean, but also must mean something is happening with where they live and they are trying to adapt to what has happened.
The structural element that is used in the excerpt by Anaya but not in the excerpt by Nye is logos, as stated in option D and further explained below.
<h3>What is logos?</h3>
Logos, also known as logical appeal or appeal to logic, is a type of rhetorical device. It is the use of logic and reasoning to convince one's audience of something. That means the writer or speaker will provide arguments in a logical order so that he or she can lead the audience to a certain conclusion.
After reading the excerpts, we can see that Anaya uses logos, but Nye does not use that structural element. With that in mind, we can choose option D as the correct answer.
The missing answer choices for this question are the following:
Learn more about logos here:
brainly.com/question/13118125
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Run-on sentences make text more difficult to read.
Run-on sentences can change the intended meaning of a text.
Run-on sentences can make a sentence confusing.
Overall, run-on sentences are just a bad idea.