Teacher: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).
Teacher: Now, understand the problem? Solve this instance: Paragraph: Warmer molecules vibrate faster than cooler ones.
 Question: Eric decreased the heat of the molecules. They now vibrate 
 Choices: A)faster 
B)slower
Student:
slower