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: Due to its much weaker gravity, astronaut Kevin is thrilled to discover that he can jump much higher on the moon than he ever could when on Earth. Question: Judging from Kevin's exploits, which of the following is true? (A) Earth has less mass (B) The moon has less mass
Example Output: A

Example Input: Sentence: The planet Earth has more mass then the plant Venus. Question: Which plant has stronger gravity emitting from it? (A) Earth (B) Venus
Example Output: B

Example Input: Sentence: Marla is running around the track, while her mom lags behind pushing the baby's stroller. Question: Who take a longer time to make a lap? (A) Marla (B) her mom
Example Output:
A