The right answer for the question that is being asked and shown above is that: "D. Building levees along the coast that prevent flooding." In order for New York City to remain intact, one task that city workers must regularly perform, according to Weisman is building levees along the coast that prevent flooding
The word (butter)(fly) is an example of a compound word.
Actually, it's "there is".
True, there are multiple objects, but since there is only one apple, and the apple is spoken of directly after the choice, it's "there is".