You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the correct option for the given question. Write down the answer index: 'A' or 'B'.

Example Input: Sentence: Rubbing your finger across a trackpad is very easy, but rubbing it across a piece of sandpaper results in high friction. Question: Which surface will let you rub your finger a greater distance? (A) trackpad (B) sandpaper
Example Output: A

Example Input: Sentence: Mike rolled his tomato over a cutting board and over a counter. He noticed the temperature of the tomato rose more when he rolled it over the cutting board. Question: Which surface has more resistance? (A) cutting board (B) counter
Example Output: A

Example Input: Sentence: Mike's bike weighs more then his skates. Question: Which object will accelerate slower? (A) bike (B) skates
Example Output:
A

