Which element of a text best helps the reader determine the central idea?

Which best explains how this excerpt creates suspense it develops the plot using dialogue instead of description. it explains that the fishermen have found two graves on the island. it shows that manjiro is a character who asks a lot of questions. it includes a question that the reader will want to know the answer to.

Question 12(multiple choice worth 2 points) the arrangements of elements in a photograph is called aperture focus composition framing

How does the dialogue develop the central idea