sentence: Tanya earned extra money for college by tutoring Carrie, because OPTIONS:
- Tanya was a good student.
- Carrie was a good student.
complete: Tanya was a good student.

sentence: I saw the ball coming my way and I tried to catch it with the glove but the OPTIONS:
- glove was closed.
- ball was closed.
complete: glove was closed.

sentence: It took weeks to transverse the prairie but the mountain took mere days, since the OPTIONS:
- prairie was easy terrain.
- mountain was easy terrain.
complete:
mountain was easy terrain.