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".
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Question: Jeffrey took the time to caulk their windows but Robert didn't bother. _ saw their electric bill decrease. (A) Jeffrey (B) Robert

Answer: A


Question: William asked Jason to teach them how to play the guitar because _ wanted to become a musician. (A) William (B) Jason

Answer: A


Question: Erin let her cat play in the room full of clutter, because when it found a mouse, the _ found it quite amusing. (A) cat (B) mouse

Answer:
A