Answer:he tries to sleep it off.
Explanation: As these opening lines from Kafka´s novella, Metamorphosis, show, the transformation of Gregor Samsa into some sort of vermin is not a dream and in fact it´s a quite literally real experience. However, Samsa is uncomfortable but not quite panicking, and, given the situation, it is quite surprising that his reaction is merely to try to sleep it off, but, alas, he can´t even manage to do this since his new bodily form is too uncomfortable to sleep on his side, like he used to do.
If you are looking for the conjuction word in there it is yet
Answer: B. Salt and rust are corrosives that have damaging effects on a city’s infrastructure.
Explanation: in a text, a main idea is important information that tells more about the overall idea of a paragraph or section of a text. In the given excerpt from "The City Without Us” by Alan Weisman we can see the description of how the salt used on the roadways on winter, is very corrosive because it eats steel, and it also says that with no people, there won't be salt, but there will be rust which is also corrosive. According to this information, the main idea of the paragraph is best represented by option B: Salt and rust are corrosives that have damaging effects on a city’s infrastructure.
I feel like the answer is C