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: Mailing a letter was easy for Kevin but not Brett because _ had a post office near his house. (A) Kevin (B) Brett

A: A
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Q: Patricia finally got their braces taken out by Elena, and _ was satisfied to finally take out. (A) Patricia (B) Elena

A: B
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Q: ACL surgery was performed on Benjamin by Hunter at the hospital because _ is a specialist. (A) Benjamin (B) Hunter

A:
B
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