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: The planet Saturn has more mass then the planet Mercury. Question: Which plant has less of a gravitational field? (A) Saturn (B) Mercury
[A]: Saturn


[Q]: Sentence: An empty dump truck and a dump truck full of iron ore start towards each other, as fast as they can, from opposite ends of a long street. Question: Which truck makes it 100 feet before the other truck? (A) the empty dump truck (B) the dump truck full of iron ore
[A]: the dump truck full of iron ore


[Q]: Sentence: A soccer ball has distinctly less mass then a planet. Question: Which item emits a weaker gravitational field? (A) planet (B) soccer ball
[A]:
planet