You are given a sentence, a question and two answer options. Your task is to write down the index ('A' or 'B') of the **incorrect** option for the given question.

Ex Input:
Sentence: Three spelunkers are exploring a huge canyon. They are all far from one another. Henry can see the headlights from his friends, Betty and Dave. Betty's light appears to be brighter than Dave's. Question: Which of his friends is he closer to? (A) Betty (B) Dave

Ex Output:
B


Ex Input:
Sentence: Jeff is walking among some trees when he sees a playground in the distance. Question: Which would appear larger to him? (A) trees (B) playground

Ex Output:
B


Ex Input:
Sentence: Jamal is able to swim his usual speed, but he's feeling sluggish on Monday so he cuts his swimming workout short. On Tuesday, Jamal feels much more energetic, so he swims for a longer period of time. Question: On which day will Jamal swim fewer laps? (A) Tuesday (B) Monday

Ex Output:

A