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]: Michael was able to get the stains out of the sofa, unlike Hunter, because _ used a professional service. (A) Michael (B) Hunter
[A]: A


[Q]: Michael smelled much better than Christopher did although _ had just taken a long shower. (A) Michael (B) Christopher
[A]: B


[Q]: Killing pests comes a lot easier to Jeffrey than Eric because _ is an exterminator. (A) Jeffrey (B) Eric
[A]:
A