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).

[EX Q]: Paragraph: Water becomes more dense when it is colder and when it has more salt.
 Question: What happens to water when it absorbs less salt? 
 Choices: A)lower density 
B)Higher Density
[EX A]: lower density

[EX Q]: Paragraph: As the rocks move deeper into the Earth, temperature and pressure increase.
 Question: Ulysses pilots his drill ship deep into the Earth's core, then back up. His ship is subjected to _____ temperature and pressure at the surface. 
 Choices: A)less 
B)more
[EX A]: less

[EX Q]: Paragraph: Richer nations use far more energy resources, especially fossil fuels, than poorer nations do.
 Question: Suzie is studying different countries and the amount of energy sources they use. She finds that South Africa is poorer than the United States. Therefore, _____ uses less energy sources. 
 Choices: A)South Africa 
B)the United States
[EX A]:
South Africa