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: During inhalation, because the chest volume is larger, the air pressure inside the lungs is lower than the air pressure outside.
 Question: If Mona is breathing hard and her volume decreases, what happens to the air pressure inside her lungs? 
 Choices: A)increases 
B)decreases
[A]: increases


[Q]: Paragraph: In erosion, the higher the elevation, the farther the stream is from where it will reach base level and the more cutting it has to do.
 Question: A stream going down a mountain will have to do _____ cutting. 
 Choices: A)much 
B)little
[A]: much


[Q]: Paragraph: Longer wavelength electromagnetic waves have lower frequencies, and shorter wavelength waves have higher frequencies.
 Question: John was testing a radio wave and had an interesting finding. The shorter the wavelength was, the frequency became 
 Choices: A)Higher 
B)Lower
[A]:
Higher