sentence: He laid a rubber mat down on the concrete driveway while working on his car since the surface of the  OPTIONS:
- mat is hard.
- concrete is hard.
complete: concrete is hard.

sentence: Eric put out his electrical fire with baking soda, while Craig tried water. The house of  OPTIONS:
- Eric burned down.
- Craig burned down.
complete: Craig burned down.

sentence: Rachel had fun at the slumber party but Erin had a bad time,  OPTIONS:
- Rachel was talkative and kept everyone up all night.
- Erin was talkative and kept everyone up all night.
complete:
Rachel was talkative and kept everyone up all night.