The answer is C. Hope it helps! :)
Dramatic Irony—When the audience or reader knows something that one or more of the characters doesn't.
Situational Irony—Events or situations become ironic.
Answer:
Either the Falling Action or Resolution.
Explanation:
The falling action is the aftermath of the climax WHEN things are calming down and returning or things are slowing down
The resolution is (usually) when the story has a "happy ending" and the characters have resolved the climax and is "normal" again