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.

Sentence: The mass of Mars is less than the mass of Neptune. Question: If a brick is dropped from 1 mile up on each planet, where will it fall the fastest? (A) Mars (B) Neptune
A

Sentence: Suppose Flash who is the fastest superhero on the planet races Ironman in a 1 min all out sprint. Question: Who would win this race? (A) Ironman (B) Flash
A

Sentence: Mike's belt is more flexible then his book. Question: Which item is less likely to break when he bends it? (A) belt (B) book

B