Can someone me with numbers 5, 7, & 8?

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.

Sheriff. well, can you beat the women! held for murder and worryin' about her preserves. county attorney. i guess before we're through she may have something more serious t about. her.) hale. w ell, women are used to worrying over trifles. (the two women move a little closer toget in a filim production,where should the camera focus if the director wants to emphasize the men's emotions?

What was henry david thoreau's book walden about