There is no "following sentence" so I don't think you're ever gonna get an answer...
Answer:
Lower class
Explanation:
less money, less opportunity, poorer education
Answer: sand walls may be ugly ,but the protection of people and property Is more important
It depends on how you worded your essay and what your views on global warming are, the way I would word it is "in conclusion global warming is real and changing drastically every minute, and we don't fully know exactly how it will affect the world long-term" that's one way you can say it.
Answer:
I don't think thats a figurative language