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 penguin is forced to swim at a low rate of speed through icy water, but can swim rather quickly through clear water. Question: Which water is the most rough? (A) icy water (B) clear water
B

Sentence: Jimbo's note paper is much thinner then his cardboard. Question: Which item is not as strong as the other? (A) cardboard (B) note paper
A

Sentence: Stacey is rubbing her fingers on various items at the grocery store. She notices that when she rubs her fingers on the glass jar, it has less resistance than if she rubs her fingers on a pair of corduroy pants. Question: Which object will generate less heat when Stacey rubs her fingers on it? (A) glass jar (B) corduroy pants

B