Jordan compared 10 books at the school library. The following table shows the number of chapters and the total number of pages for each book.


Number of Chapters 2 7 8 12 14 15 17 18 19 20
Total Pages 21 72 84 92 87 141 190 185 198 210

Which of the following representations is most appropriate to show the relationship between the number of chapters and the total pages of a book?