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: Teenage Mary and her grandmother, Millie, are both gymnasts. Both are talented athletes, even though Millie is getting a little stiff in her later years. Question: Between senior Millie and young Mary, which one is more at risk for broken bones? (A) Mary is more at risk (B) Millie is more at risk
Millie is more at risk

Sentence: Joe was the fastest runner in his school. Another student at his school, Larry, challenged him to race the length of the football field. Question: Which student made it in the least amount of time? (A) Joe (B) Larry
Joe

Sentence: An airplane and a train leave from the same location and travel for three hours. Question: Which traveled the least number of miles? (A) Airplane (B) Train

Train