TASK DEFINITION: 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.
PROBLEM: Sentence: The Flash is the fastest superhero in the universe. Him and Wolverine decide to race from one side of the earth to the other. Question: Who wins this race? (A) The Flash (B) Wolverine

SOLUTION: B

PROBLEM: Sentence: A matchbox can slide across a greenhouse floor, but it doesn't move as fast as when it is slid across the backyard. Question: Which surface is the smoother one? (A) greenhouse floor (B) backyard

SOLUTION: B

PROBLEM: Sentence: A valley is significantly rougher than a mountainside. Question: This means that lava rolling down which surface will reach a greater top speed? (A) mountainside (B) valley

SOLUTION:
A