[Q]: How does the sentence end?

Carrie had a large car payment where Monica had none at all, because

[A]: Carrie drove a car.

[Q]: How does the sentence end?

we replaced the cement surface in the bedroom with wood because the

[A]: wood was warm.

[Q]: How does the sentence end?

The apartment that Amy lived in allowed pets but not Betty's place, therefore

[A]:
Amy had a dog.