You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the **incorrect** answer (return the string of the incorrect option, not A/B).

[Q]: Sentence: Jim and Ben both had old cars that they loved to take out for drives on Sundays. Ben's car had a small motor and so it wasn't as fast as Jim's car. Question: Assuming they didn't have to worry about speed limits or other traffic, which of their cars could travel for 50 miles in the least amount of minutes? (A) Ben's car (B) Jim's car
[A]: Jim's car

[Q]: Sentence: The old bookcase held all of Ted's heavy textbooks with no problem, but the stylish new shelves his wife bought when she remodeled the house snapped under the weight in a day. Question: Which bookshelf was made of thinner wood? (A) The new bookshelf had thinner wood (B) The old bookshelf had thinner wood
[A]: The old bookshelf had thinner wood

[Q]: Sentence: Marla is running around the track, while her mom lags behind pushing the baby's stroller. Question: Who take a longer time to make a lap? (A) Marla (B) her mom
[A]:
Marla