You are given a sentence, a question and two answer options. Your task is to write down the index ('A' or 'B') of the **incorrect** option for the given question.

[Q]: Sentence: A leaf skidding onto a dirty porch gets a lot hotter then one skidding onto a clean porch. Question: Which surface will allow the leaf to skid at a higher rate of speed? (A) dirty porch (B) clean porch
[A]: A


[Q]: Sentence: A prep counter is smoother then a serving table when a burrito is slid across it. Question: Which surface will force the burrito to travel at a lower rate of speed? (A) prep counter (B) serving table
[A]: A


[Q]: Sentence: A skateboard's wheels get less hot riding through an auditorium compared to a concert hall. Question: Which surface offers greater resistance? (A) concert hall (B) auditorium
[A]:
B