Instructions: You are given a short paragraph, a question and two choices to answer from. Choose the correct answer based on the paragraph and write the answer(not the key).
Input: Paragraph: Because richer nations use more fossil fuels, they also cause more air pollution and global warming than poorer nations do.
 Question: A country like the US burns more fossil fuels than a third world country. This means that a richer country causes _____ pollution than a third world country. 
 Choices: A)more 
B)less
Output:
more