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.

Q: Sentence: Samuel dropped a small light pebble and a large heavy rock off a cliff at the same time. Question: Which one hit the ground at the bottom of the cliff first? (A) the pebble (B) the large rock

A: A
****
Q: Sentence: Mike knows that his tank is really slow and that his car is pretty fast. Question: Which vehicle would take longer to get him to work if he were to commute in it? (A) tank (B) car

A: B
****
Q: Sentence: Mary isn't as strong as Jimbo. Question: If they both throw a ball, who can't throw it as far? (A) Mary (B) Jimbo

A:
B
****