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: Developing nations will also increase demands on natural resources as they build more factories.
 Question: If China decides to build fewer factories to produce goods, what will happen to their demand for natural resources? 
 Choices: A)increase 
B)decrease
[EX A]: decrease

[EX Q]: Paragraph: The more extreme the amount of metamorphism, the more difficult it is to tell what the original rock was.
 Question: Evan is picking up rocks on the beach. Some rocks are very basic small ones, and others are large, clumpy stones with different textures. The rocks that are less difficult to identify had amounts of metamorphism that were 
 Choices: A)more extreme 
B)less extreme
[EX A]: less extreme

[EX Q]: Paragraph: During inhalation, because the chest volume is larger, the air pressure inside the lungs is lower than the air pressure outside.
 Question: Mike takes deep breaths, and knows that his chest volume is fairly sizable. Considering his chest size, the air pressure outside the lungs, compared to the air pressure inside, is 
 Choices: A)lower 
B)higher
[EX A]:
higher