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.

Example Input: Sentence: Venus has about half the mass of Neptune. Question: On which planet will an astronaut be able to jump the highest? (A) Venus (B) Neptune
Example Output: B

Example Input: Sentence: Karen was running late so she knew she should take the red bus instead of the blue one. Question: Which bus is more likely to be the express bus? (A) The red bus (B) The blue bus
Example Output: B

Example Input: Sentence: Lilly and her father Andrew are playing catch in the back. Lilly is not as strong as her father. Question: Who has trouble tossing the ball far? (A) Lilly (B) Andrew
Example Output:
B