The statement "The inhabitants of the United States have...properly speaking, no literature." is inaccurate. Literature may work through grammar syntax and semantics but there is no existing standards that would make a piece of work qualify as literature. There is only different levels and complexity but no absolute requirement.
I like the manga's "angels of death" and "demon slayer" (you probably already know demon slayer if you like manga/anime). angels of death is a good manga, though it has a lot of blood in the anime. Also, it might get a bit boring.
The second sentence, the author seems to be trying to inform or warn readers about extreme climate changes and then increasing .
Answer:
Green jeans are not cool and fashionable. You are not cool.