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).

[Q]: Paragraph: Because richer nations use more fossil fuels, they also cause more air pollution and global warming than poorer nations do.
 Question: If Jim's country increases use of fossil fuels, what will happen to the amount of pollution it produces? 
 Choices: A)increase 
B)decrease
[A]: increase


[Q]: Paragraph: The darker the urine, the less water it contains.
 Question: Mona urinated yesterday morning and the urine was very light. When she urinated today the urine was very dark. Which urination contained less water? 
 Choices: A)yesterday morning 
B)today
[A]: today


[Q]: Paragraph: Lower temperature and higher salinity yield the densest water.
 Question: Noah compares the density of the water in a pond during a hot July day and a cold winter morning. The water on the July day is 
 Choices: A)more dense 
B)less dense.
[A]:
less dense.