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: Amy was dreading the beginning of the school year but not Betty because _ was smart. (A) Amy (B) Betty

A: B
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Q: The man worked for hours to clean the carpet with his vacuum, but the _ didn't work. (A) carpet (B) vacuum

A: B
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Q: Kayla asked Angela for nutritional advice, because _ is eager to teach about nutritional science topics curated by an expert. (A) Kayla (B) Angela

A:
B
****