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: A comet has been flung to the center of the solar system between the Sun and Mercury. The Sun is magnitudes larger in terms of mass than is Mercury. Question: Which body has the higher amount of gravitational pull and will pull the comet into its orbit? (A) The Sun (B) Mercury
Example Output: B

Example Input: Sentence: Shawna and Lynn are on a tandem bicycle. Shawna is pedaling furiously, while Lynn is barely moving and letting Shawna do most of the work. Question: Which of the two will show perspiration stains on her shirt first? (A) Shawna (B) Lynn
Example Output: B

Example Input: Sentence: Several athletes are competing in a throwing contest. Question: Which type athlete, due to upper body strength is likely to throw further? (A) Runner (B) Bodybuilder
Example Output:
A