Please answer if you know will be really appreciated and will mark brainiest!!!

To set up the irony in "The Necklace;' the author first establishes what important details about the character, Mathilde?

A. She is wealthy but is obsessed with helping the poor, including her Breton peasant housemaid.
B. She is poor but is obsessed with being rich -- to be envied, to be charming. to be sought after.
C. She is poor but is quite content with her lot. realizing her husband is doing the best he can.