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 Input:
Sentence: Two chimps in a zoo always like to throw apples into the neighboring zebra enclosure. Zippy always seems to throw the apples further than Toby. Question: Which chimp is weaker? (A) Zippy (B) Toby

Ex Output:
Toby


Ex Input:
Sentence: Jimbo and Fred were working out together. Jimbo was running the treadmill, but Fred was sitting on a chair. Question: Which person sweated more? (A) Fred (B) Jimbo

Ex Output:
Jimbo


Ex Input:
Sentence: A DVD is forced to slide at a lower rate of speed across a coffee table then across an entertainment center. Question: Which surface will let the DVD slide the greater distance? (A) entertainment center (B) coffee table

Ex Output:

entertainment center