Problem: How does the sentence end?

Mike dumped the juice out of the baby bottle and filled it with milk, because the 
Answer: milk was fresher.

Problem: How does the sentence end?

The children of Nelson are happier than Justin's because 
Answer: Nelson takes them on a vacation every month.

Problem: How does the sentence end?

Maria was the most popular girl in school, and Jennifer was a loner, so 
Answer: Jennifer ended up skipping the prom.

Problem: How does the sentence end?

The coach quit his job at the school and went on to work at the rec center because the 
Answer:
school paid less.