Read the passage below and choose the right answer to the following question (choices are Amy's or Andy's ):

Because richer nations use more fossil fuels, they also cause more air pollution and global warming than poorer nations do.


Amy is from the Hawaii, where she used very little fossil fuels. Andy is from a poor country where they use lots of fossil fuels. The person who's country will contribute more to air pollution is Amy's or Andy's? 

