Problem: How does the sentence end?

The kitten's bowl wouldn't fit in the box at all because the
OPTIONS:
- bowl was too tiny.
- box was too tiny.
Answer: box was too tiny.

Problem: How does the sentence end?

I don't think that nails work better than screws because the
OPTIONS:
- nails don't lock in to each other.
- screws don't lock in to each other.
Answer: nails don't lock in to each other.

Problem: How does the sentence end?

I couldn't decide if I should take my cat to the veterinarian or into the house for tapeworms. I chose the
OPTIONS:
- veterinarian and got some medications.
- house and got some medications.
Answer: veterinarian and got some medications.

Problem: How does the sentence end?

Kevin took very difficult courses in university not like Ian, because
OPTIONS:
- Kevin was studying engineering.
- Ian was studying engineering.
Answer:
Kevin was studying engineering.