In this task, you are given a fact statement and question based on the fact. Your task is to generate the correct answer for the question. The answer needs to be generated using the context fact statement.

Fact: recycling resources has a positive impact on the environment. Question: Keeping shopping bags out of the dump affects the earth?
positively

Fact: a windmill does not create pollution. Question: What is safest to breathe around?
windmill

Fact: a ruler is used for measuring the length of an object. Question: If a ruler is going to measure something, it will most likely be used to measure a?

curtain