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".

[EX Q]: Craig was never going to be as good a dentist as Kyle because _ is fascinated by teeth. (A) Craig (B) Kyle
[EX A]: B

[EX Q]: Aaron went to go on a vacation to Hawaii without Joel because _ was busy with work. (A) Aaron (B) Joel
[EX A]: B

[EX Q]: In the morning, he urinates from his bladder to the toilet bowl until the _ is empty. (A) bladder (B) toilet bowl
[EX A]:
A