I believe the correct answer is the third option
(blue): Our present condition, achieved in a manner unprecedented in the
history of nations, illustrates the American idea that governments rest upon
the consent of the governed, and that it is the right of the people to alter or
abolish governments whenever they become destructive of the ends for which they
were established.
In this this excerpt of Jefferson Davis’s “Inaugural
Address” third statement shows that Davis believed that he and his fellow
citizens had the right to rebel against the government if it failed them as
their present condition illustrates the idea of Americans that governed have
the right to alter or abolish governments whenever they become destructive.
Answer:
The second option
Explanation:A polysyndeton is the repetition of conjunctions close together. The conjunction "or" is repeated frequently in the sentence.
An appropriate summary for the article "A Most Troublesome Element" is the last option - C. Arsenic is a naturally occurring, poisonous element that has threatened the health of humans since the Middle Ages.
It clearly states what the whole article is about.