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 little boy rolls two of his rubber balls down the hallway. The red ball stops before the blue one does. Question: Which one rolled the furthest? (A) Red ball (B) blue ball.

A: A
****
Q: Sentence: Mike was making a basket using various types of wood. He bent some thick wood and it didn't break, but when he bent some thin wood it snapped in half. Question: Which wood wasn't as strong? (A) thick wood (B) thin wood

A: A
****
Q: Sentence: Erika is trying to get a paper plane to fly faster and further. She makes one that is heavy, and one that is very light. Question: Which will go faster? (A) light plane (B) heavy plane

A:
B
****