You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the correct answer (return the string of the correct option, not 'A' or 'B') for the given question.

[EX Q]: Sentence: Sue and Becky live together but want to go to the store separately. Question: If they leave the house at the same time, who will take longer to get to the store if Sue is driving her car and Becky is walking? (A) Sue (B) Becky.
[EX A]: Becky

[EX Q]: Sentence: The old bookcase held all of Ted's heavy textbooks with no problem, but the stylish new shelves his wife bought when she remodeled the house snapped under the weight in a day. Question: Which bookshelf was made of thinner wood? (A) The new bookshelf had thinner wood (B) The old bookshelf had thinner wood
[EX A]: The new bookshelf had thinner wood

[EX Q]: Sentence: A falcon takes less time to get to its food than a sloth does. Question: Why? (A) the falcon is faster than the sloth (B) The falcon is slower than the sloth
[EX A]:
the falcon is faster than the sloth