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'.

[EX Q]: Sentence: After John threw an item into a black trash bag, he noticed the item had ripped a hole in the bag. The next day, he threw a similar item into a white trash bag, and noticed that it didn't tear a hole. Question: What trash bag is likely made of thicker material? (A) black trash bag (B) white trash bag
[EX A]: B

[EX Q]: Sentence: A man's boat is about to sink, so he throws his food and boxes of stuff overboard. Question: At which point would his boat be faster? (A) Before the stuff is thrown overboard (B) After the stuff is thrown overboard.
[EX A]: B

[EX Q]: Sentence: Terrie leads her dog team to deliver some food and other things to someone in a snowbound cabin. Terrie's dogs pull the empty sled to a nearby supply station, then pull the loaded sled on to the snowbound cabin. Question: In which situation will the dogs have more difficulty in getting the sled moving swiftly? (A) when the sled is empty (B) when the sled is weighed down with supplies
[EX A]:
B