The answer is C. or.
I can't really explain it good ,but I know for a fact it's C.or, plus it can connect back to the word either.
Your audience can be anybody, children, adults, or any specific group of people. The audience is your reader.
Some points to help you
Changes-
She learned many life lessons;the consequences of greediness, acceptance of her self, the value of work
Irony- Situationally irony because she ends up trying to replace a fake diamond necklace while think it's real. This then ends her up in poverty.
Start-
She was greedy and arrogant
Lazy because her husband did all the work
Manipulative towards her husband
End-
Tired from all the work
Grateful
Learned that money wasn't everything
Guiltful towards her husband for putting them in that situation