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 Input:
Paragraph: For a given medium such as air, sound has a slower speed at lower temperatures.
 Question: Mike wants his voice to travel faster, so he will speak in a room that is 
 Choices: A)colder 
B)warmer

Ex Output:
warmer


Ex Input:
Paragraph: If salt is added to a volume of water, there are more molecules in the same volume, so the water is denser.
 Question: When water absorbs salt the water becomes 
 Choices: A)more dense 
B)less dense

Ex Output:
more dense


Ex Input:
Paragraph: At higher temperatures, particles of reactants have more energy, so they move faster.
 Question: When observing reactants and their particles, Shane decreases the temperature they're exposed to, noting that they now move 
 Choices: A)faster 
B)slower

Ex Output:
slower