[Q]: How does the sentence end?

I think William would be a good boss to work for but not Kenneth as
OPTIONS:
- William is not understanding.
- Kenneth is not understanding.

[A]: Kenneth is not understanding.

[Q]: How does the sentence end?

Rachel was in a much better section of town than Samantha, because
OPTIONS:
- Rachel was quite wealthy.
- Samantha was quite wealthy.

[A]: Rachel was quite wealthy.

[Q]: How does the sentence end?

Nick took his dog to obedience classes but Aaron refused to so
OPTIONS:
- Nick had a well behaved Pit Bull.
- Aaron had a well behaved Pit Bull.

[A]:
Nick had a well behaved Pit Bull.