You are presented with the question "Gases released during the use of oil causes what?" and the following answer choices: 
- global warming
 - better weather on the earth
 - colder weather
 - less oily air
 - The atmosphere
 - flooding
 - Temperature
 - cleaner air to breathe

Now knowing that gases released during the use of fossil fuels causes global warming and oil is a fossil fuel, choose the best answer.


 

 global warming        