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.

Sentence: A worm and a caterpillar are crawling across a fallen tree trunk. The worm is not as speedy as the caterpillar. Question: Which will take longer to get across the tree trunk? (A) worm (B) caterpillar
worm