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: The carpenter wanted to build a wall, but he didn't have enough bricks. He built a water well instead because the _ required too many bricks. (A) water well (B) wall

A: B
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Q: Adam is getting full immunity during the trial but not Robert because _ is keeping quiet.. (A) Adam (B) Robert

A: B
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Q: Ian is learning how to give first aid and he needs extra teaching hours from Samuel, so _ offers to help him. (A) Ian (B) Samuel

A:
B
****