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: Katrina trained Tanya to do aerobic exercise because _ was a trainer in great shape. (A) Katrina (B) Tanya

A: A
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Q: The teacher of Nick was a lot smarter than Robert's teacher, because _ teacher has several degrees. (A) Nick (B) Robert

A: A
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Q: John quickly returned the game to the store after he heard the news about it containing bugs, he bought two baseballs instead because the _ were undependable. (A) baseballs (B) bugs

A:
B
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