In this task, you are given a question containing a blank (_) and two options. You should pick the best option to answer the question. Please answer with "A" or "B".

[Q]: Sarah took their bird to Rachel at the vet office, but _ thought their bird was acting normally. (A) Sarah (B) Rachel
[A]: B


[Q]: The college that he went to was worse than my university because the _ had more money for things. (A) college (B) university
[A]: B


[Q]: William spend tons of money on their wedding but Ian had a small budget for theirs. you can say _ is more frivolous. (A) William (B) Ian
[A]:
A