Rain forests and swamps are fragile ecosystems.
All the others are sentence fragments.
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The way the structure of the excerpt adds meaning to the passage is that C. It introduces several of the narrators who will share their points of view.
<h3>What is a Narration?</h3>
This refers to telling a story by a narrator where the background information of a text and the surrounding action is told to an audience.
Hence, we can see that from the complete text, there is the use of several narrators to show their different parts of view and this helps to add meaning to the passage.
Read more about narrators here:
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The sentences that contain an example of ethos are number 1, 3 and 5.
As a rhetorical device, ethos is grounded in the speaker's credibility, honesty or authority to involve the audience.
In sentence number 1, the fact that Gizmotry and Gadgetry has been active for 140 years implies that it has a good service and has been able to adapt and evolve with the market, so it can offer a better service.
In sentence number 3, all customer orders are right, or they're free the example of ethos is present in the display of confidence and authority and work ethic to the point that assure the customer that in the rare case that the order is not right, he or she will not have to pay for it.
In sentence number 5, the fact that the person prescribing the medication is wearing a stethoscope implies that he or she is a doctor with the knowledge and authority to prescribe Barco's medication.
