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: To be a friend of the environment? Answer: buy products that can be reused.

SOLUTION: recycling has a positive impact on the environment

PROBLEM: Question: What has a positive impact on body strength? Answer: active physical effort.

SOLUTION: exercise has a positive impact on a body 's strength

PROBLEM: Question: An amphibian has what temperature blood? Answer: chilly.

SOLUTION:
an amphibian is cold-blooded