Because scrooge needed to know that if he was to ignorant and always wanted what he didn't need he end up in a bad place all alone.

so he could feel good again about his self.

He heard the hearty laugh of the 3rd spirit.

scrooge wanted the ghost to let him say something to bells husband.He wanted him to do that so he could prove a point.

He said that he was marley the ghost.

He thought that the clock may have broke.

Scrooge wished that he could have had kids so he could be happy.

When the bell struck one the first of the spirits came to haunt scrooge of his past.

The reader must understand how scrooge is and who Marley and why this is happening.

Where I live the weather on a typical Christmas eve it is very warm because I live by the equator.