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.

Sentence: A martial arts expert wants to demonstrate the force of his hands by striking a couple of boards. When stacked next to each other the white board is twice as tall as the red board. Question: Which board will be more difficult for the expert to break? (A) white board (B) red board
B

Sentence: Suppose a sports motorcycle raced a box truck. Question: Which vehicle would hit 60 mph first? (A) Motorcycle (B) Box Truck
B

Sentence: Gary is trying to bend different things. He tries to bend a rubber mat and a wooden pencil. Question: Which breaks first? (A) rubber mat (B) wooden pencil

A