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: Peter has been not feeling well and has been laying in bed all week. Clark just got done hiking 10 miles. Question: Who is sweating more? (A) Peter (B) Clark
Example Output: A

Example Input: Sentence: When Rose tried to clean up a spill with the off-brand paper towels she had started buying, it made an even bigger mess when the flimsy towel broke apart. She went back to the heavier and more absorbent name brand, which was more expensive but worth it. Question: Which paper towel was stronger? (A) The off brand was stronger (B) The name brand was stronger
Example Output: A

Example Input: Sentence: Jim wants to cross a river and has a one inch thick wood plank and a four inch thick wood plank. Question: Which plank is more likely to break? (A) One inch thick wood plank (B) Four inch thick wood plank
Example Output:
B