Definition: 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).
Input: 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?
Output:
warm day