Which situation is the best example of dramatic irony? a. a young man fights aliens and becomes a hero; at the end of the story, the reader learns that it was all a dream. b. a police detective uses clues to track down a murderer, only to discover that his partner is committing the crimes. c. a talk-show audience is aware that a man's first love is hidden backstage as he confesses his wish to see her again. d. a college student stays up all night studying for a test, only to find out the next day that the test is canceled.