sentence: Leslie studied to become an auto body repair technician but not Robert, because  OPTIONS:
- Leslie was enthusiastic about cars.
- Robert was enthusiastic about cars.
complete: Leslie was enthusiastic about cars.

sentence: The brother shared his toys, though kept his books to himself, because the  OPTIONS:
- toys were the most important thing to him.
- books were the most important thing to him.
complete: books were the most important thing to him.

sentence: Rats infested Aaron's attic but not Hunter's because  OPTIONS:
- Aaron lived in a very old house.
- Hunter lived in a very old house.
complete:
Aaron lived in a very old house.