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.
--------
Question: Fact: a force acting on an object in the opposite direction that the object is moving can cause that object 's speed to decrease in a forward motion. Question: A car is driving on a highway trying to get up the the speed limit. However, there are strong winds hitting the windshield of the car. Even though the driver is trying to speed up, the high winds?

Answer: conflict with the driver's goal


Question: Fact: renewable resources can be used over again. Question: What resources can be used over again?

Answer: sustainable


Question: Fact: pollution is a source of pollutants. Question: Which would be a source of pollutants?

Answer:
cars