The correct answer is c.
All the other themes are correct because they show what Cinderella was truly about. She didn't care for the princes money, she was just inlove with him and because she never wished bad things for her stepmother and stepsisters, they too eventually got what they deserved.
Crypto, a new kind of money that is expected to take over the world.
Success, a step that can makes impact to the world.
The death of a father is a natural part of life
hope this helps :)