The object of the sentence.
Answer: A graph or chart.
A chart (also known as a graph) that contains information about the two states' temperatures would be the most useful visual aid in this case.
A chart is a representation of data in which the information is shown through symbols such as bars, lines or slices of a pie. It is used to organize numerical data and to make it easier for people to understand large quantities of data.
Answer:
sorry....................
Explanation:
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A "working title" is a title by which an author or a movie director
can refer to his work in progress, with the understanding that they
don't intend for that to be the title of the final product, and that
it'll definitely change before it goes out to the public.
That way, they don't have to keep calling it "the book I'm writing" or
"the movie I'm working on". Instead, they can talk about "Cover to Cover"
or "Thirty Frames a Second", even though those are crummy titles.