Problem: How does the sentence end?

Rachel thought fish were good pets but Monica did not.
OPTIONS:
- Rachel bought a guppy from the pet store.
- Monica bought a guppy from the pet store.
Answer: Rachel bought a guppy from the pet store.

Problem: How does the sentence end?

Matthew was explaining to Joseph how to properly build a fallout shelter.
OPTIONS:
- Matthew was knowledgeable.
- Joseph was knowledgeable.
Answer: Matthew was knowledgeable.

Problem: How does the sentence end?

Erin asked Sarah for help with hanging the new bathroom mirror because
OPTIONS:
- Erin is tall enough to reach.
- Sarah is tall enough to reach.
Answer: Sarah is tall enough to reach.

Problem: How does the sentence end?

Jennifer liked animals more than Carrie although
OPTIONS:
- Jennifer did not want to get a new box turtle.
- Carrie did not want to get a new box turtle.
Answer:
Jennifer did not want to get a new box turtle.