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.

Ex Input:
Sentence: A group of kids are sitting around a table playing cards, while another group of kids are playing a vigorous game of basketball. Question: Who'll sweat more? (A) the kids playing basketball (B) the kids playing cards

Ex Output:
B


Ex Input:
Sentence: A surfboard isn't as flexible as cardboard. Question: Which item will break easier when bent? (A) surfboard (B) cardboard

Ex Output:
B


Ex Input:
Sentence: When playing pinball on two different machines, joe noticed that the pinball moved quickly over the glass surface whereas it barely moved at all over the mud surface. Question: Which surface showed less resistance? (A) Glass (B) Mud

Ex Output:

B