Detailed Instructions: 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: The more energy the particles in matter have, the faster and more strongly they vibrate.
 Question: Don wants to make sure that his particles will move slower, so he will make sure the energy they have is 
 Choices: A)more 
B)less
A:
less