Problem: How does the sentence end?

Carrie offered to help Felicia flip and clean her mattress before moving day, because
Answer: Felicia was in clear need of help.

Problem: How does the sentence end?

Amy was in charge of the research into Christine's condition, so
Answer: Christine felt hopeful for the solution.

Problem: How does the sentence end?

Kevin gave Nick a glass of water because
Answer: Kevin was the host at the dinner party.

Problem: How does the sentence end?

The bench seats were not for Derrick but for Kyle because
Answer:
Derrick preferred softer seats.