I'm in sixth grade this might no be right if I were you I would get a second opinion though I think it it letter C.
Answer:
They figured out from the internet cartouchs were
Answer:
D. It could show statistics for more than one presidential election.
Explanation:
The above option is the correct answer.
The table could have been more useful and effective, if there are more statistics.
Tables are effective whenever they are used in supplying data which may not be fully explained in a text. So, giving more statistics will help whosoever want wants to read the text.
Substitution of a verb and exclusion of an article.