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: Carrie visits Dina at her house. Dina rides her exercise bike while Carrie sits and watches television. Question: Which of the two will have a smaller pool of sweat at their feet when they are done? (A) Carrie (B) Dina.
Carrie