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 more tightly packed the particles inside the material are, the more dense we say they are.
 Question: If Jim packs a greater amount of packing peanuts into a jar, what happens to the density of the peanuts? 
 Choices: A)increases 
B)decreases
[EX A]: increases

[EX Q]: Paragraph: Its harder to overcome friction between heavier objects and the floor than it is between lighter objects and the floor.
 Question: Fred was moving a desk across the room. He then pushed a chair and it was much easier. This is because the lighter chair had _____ friction with the floor. 
 Choices: A)less 
B)more
[EX A]: less

[EX Q]: Paragraph: For a given medium such as air, sound has a slower speed at lower temperatures.
 Question: Would a microphone designed to listen for avalanches detect the sound of falling snow sooner on a 
 Choices: A)warm day 
B)colder day?
[EX A]:
warm day