Problem: How does the sentence end?

The painting wouldn't fit in the frame, but the map did, because the 
Answer: map was smaller.

Problem: How does the sentence end?

Kenneth has more litter boxes in their house than Nelson because 
Answer: Nelson is just not a cat person.

Problem: How does the sentence end?

Matthew successfully found and caught the criminal in the act while Adam tried to escape because 
Answer: Adam was a bad guy.

Problem: How does the sentence end?

The case kept opening by itself because of the box kept in it because the 
Answer:
box is too large.