You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the correct option for the given question. Write down the answer index: 'A' or 'B'.

Q: Sentence: A plastic bottle rolling across a picnic table experiences low friction, while a plastic bottle rolling across a lawn experiences high friction. Question: Which surface will make the plastic bottle get hotter as it rolls across? (A) picnic table (B) lawn

A: B
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Q: Sentence: John smashes his ex-girlfriend's car with a rubber mallet and a Styrofoam mallet. Question: Which mallet is less likely to break? (A) rubber mallet (B) Styrofoam mallet

A: A
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Q: Sentence: A sailboat and a speedboat were crossing the lake. Question: Which one made it across first? (A) the sailboat (B) the speedboat

A:
B
****