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: The longer the exposure, the more light that the telescope can gather to make the image.
 Question: Will was using a flashlight. He used a long exposure and a short exposure. Which exposure likely made the stars seem dimmer? 
 Choices: A)short 
B)long
[EX A]: short

[EX Q]: Paragraph: Acids have pH values below 7. The lower the pH value, the more strongly acidic the substance.
 Question: Milo was playing around with water by changing the pH level. If he lowered the pH what would happen to the acidity of the solution? 
 Choices: A)it would decrease 
B)it would increase
[EX A]: it would increase

[EX Q]: Paragraph: However, the energy is diluted as an electromagnetic wave travels farther from its source because it spreads out over an ever-larger area.
 Question: Something with a lot less energy travels 
 Choices: A)short distances 
B)long distances
[EX A]:
short distances