1) b and a - A sparse crowd is one that is small and scattered.
2) c and b - To petrify someone is to terrify that person.
3) a and b - An intense pain is one that lasts for a long time.
4) a and b - A prone figure is one that is lying face down.
Cinderella and the Narrator/Mysterious Man had the last bow.
Answer:
the first one
Explanation:
it uses a actual problem in the real world