58 It took them to their dwelling in the Rue des Martyrs, and sadly they mounted the stairs to their flat. All was ended for her. As to him, he reflected that he must be at the ministry at ten o’clock that morning. 59 She removed her wraps before the glass so as to see herself once more in all her glory. But suddenly she uttered a cry. She no longer had the necklace around her neck!
60 “What is the matter with you?” demanded her husband, already half undressed.
61 She turned distractedly toward him.
62 “I have—I have—I've lost Madame Forestier’s necklace,” she cried.
63 He stood up, bewildered.
64 “What!—how? Impossible!”
65 They looked among the folds of her skirt, of her cloak, in her pockets, everywhere, but did not find it.
66 “You’re sure you had it on when you left the ball?” he asked.
67 “Yes, I felt it in the vestibule of the minister’s house.”
68 "But if you had lost it in the street we should have heard it fall. It must be in the cab."
69 "Yes, probably. Did you take his number?"
70 "No. And you—didn't you notice it?"
71 "No."
72 They looked, thunderstruck, at each other. At last Loisel put on his clothes.

What is what the main ironic event in paragraphs 58 and 59?
A. The Loisels arrive home in a cab and are sad to to be back.
B. Madame Loisel looks in the mirror, wanting to admire herself one last time, but is surprised to discover that the necklace is gone.
C. Madame Loisel is deeply disappointed to go home, but her husband is relieved.
D. Despite wanting to go to the ball, Madame Loisel tired of the attention she received and is glad to arrive home.

What theme does this ironic event help reinforce?
A. Fantasy offers an escape from reality.
B. Vanity can lead to disaster.
C. People react to the same event in different ways.
D. Simple pleasures are the most valuable.