sentence: Chris started using the night light instead of leaving the bathroom light on, because the OPTIONS:
- night light used more electricity.
- bathroom light used more electricity.
complete: bathroom light used more electricity.

sentence: The mother always consulted a book for her pregnancy because the OPTIONS:
- pregnancy was very difficult.
- book was very difficult.
complete: pregnancy was very difficult.

sentence: U.S. customs hassled Kenneth for a while, but didn't bother with Steven; probably because OPTIONS:
- Kenneth is Muslim.
- Steven is Muslim.
complete:
Kenneth is Muslim.