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).

Sentence: Astronauts exploring the galaxy first land on a red planet and later land on a green planet. The red planet is larger in mass than the green planet. Question: On which of these planets will the astronauts feel a lower gravitational force? (A) the red planet (B) the green planet
the red planet

Sentence: Lucy could see smoke in the distance. She heard a fire engine's siren and it sounded loud. Then she heard the sirens from a police car, but the sound was much harder to hear. Question: Which was closer to Lucy? (A) the fire engine (B) the police car
the police car

Sentence: A skateboard wheel gets hotter when rolling over a gravel driveway compared to rolling over a dirty path. Question: Which surface is providing more friction? (A) gravel driveway (B) dirty path

dirty path