Problem: How does the sentence end?

Neil requested that Christopher change the water in the fish tank because
Answer: Christopher is close to it.

Problem: How does the sentence end?

When the first came around Sarah paid Rachel rent money because
Answer: Sarah was the renter of the property.

Problem: How does the sentence end?

It was clear that Jessica understood and was entertained by the article from Monica because
Answer: Monica was the writer.

Problem: How does the sentence end?

Because Brett found an internship while in college but Ian was unable to,
Answer:
Brett found a job more quickly after graduation.