I would say that the correct answer would be D.
I would say the answer is D, but it could be A.
Answer:
The necklace. ... The lesson here is if she wasn't unhappy with what she already had, she wouldn't of borrowed, and lost the necklace. Guy De Maupassant tried to convey the theme of “being discontent can bring you problems.” This conflict was represented throughout the story, and theme.