Problem: How does the sentence end?

Erin thought the house was haunted but Natalie disagreed. 
OPTIONS:
- Erin had long believed in ghosts and the paranormal.
- Natalie had long believed in ghosts and the paranormal.
Answer: Erin had long believed in ghosts and the paranormal.

Problem: How does the sentence end?

Rachel wrote a formal letter to Emily to thank them for the job, because 
OPTIONS:
- Rachel preferred to be thoughtful.
- Emily preferred to be thoughtful.
Answer: Rachel preferred to be thoughtful.

Problem: How does the sentence end?

The boy tried to store the guitar in the case but the 
OPTIONS:
- case was too small.
- guitar was too small.
Answer: case was too small.

Problem: How does the sentence end?

The chronic acid reflux that Katrina had suffered from was relieved by Patricia, and 
OPTIONS:
- Katrina was glad to help.
- Patricia was glad to help.
Answer:
Patricia was glad to help.