[Q]: How does the sentence end?

Kyle has a lot of confidence in themselves but Brian does not. 
OPTIONS:
- Kyle had been able to achieve a lot in their life.
- Brian had been able to achieve a lot in their life.

[A]: Kyle had been able to achieve a lot in their life.


[Q]: How does the sentence end?

Betty tried on the costume to go with Jennifer, but 
OPTIONS:
- Betty was too big for it.
- Jennifer was too big for it.

[A]: Betty was too big for it.


[Q]: How does the sentence end?

Justin was a very discerning shopper, while Michael was willing to settle, so 
OPTIONS:
- Justin often purchased low quality items.
- Michael often purchased low quality items.

[A]:
Michael often purchased low quality items.