TASK DEFINITION: In this task, you are given a question and a corresponding answer. Your task is to generate a fact statement that is useful in answering the given question.
PROBLEM: Question: Which of the following relies on vibrating matter to work? Answer: violas.

SOLUTION: vibrating matter can produce sound

PROBLEM: Question: Which has a positive impact on the environment in the world? Answer: making sure trash is reused for new purposes.

SOLUTION: humans discarding waste in an environment causes harm to that environment

PROBLEM: Question: Cars are big polluters because they release toxins from the gas into the air making it? Answer: unhealthy to breathe.

SOLUTION:
polluting means something poisonous is added to an environment causing harm to the environment