Read these sentences from "the cask of amontillado."

"ha! ha! ha! —he! he! he! —a very good joke indeed—an excellent jest. we shall have many a rich laugh about it at the palazzo—he! he! he! "

"the amontillado! " i said.

"he! he! he! —he! he! he! —yes, the amontillado. but is it not getting late? will not they be awaiting us at the palazzo, the lady fortunato and the rest? let us be gone."

how does the author use dialogue in this excerpt?

the dialogue uses a flashback to show the the relationship between fortunato and montresor.
the dialogue slows the pace of the narrative to delay the outcome.
the dialogue shows that furtunato thinks montrsor is playing a joke on him.
the dialogue foreshadows what will happen to fortunato.

part b

what is the effect of the dialogue in the excerpt in part a?

it creates mystery.
it produces a humorous tone.
it provides background.
it builds tension.