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).

Example Input: Paragraph: More pollutants mean poorer air quality.
 Question: When a river gets emptied of a lot of waste chemicals it becomes 
 Choices: A)cleaner 
B)dirtier
Example Output: cleaner

Example Input: Paragraph: Higher-frequency waves have more energy.
 Question: Andy is noticing that all of the waves in the area are higher-frequency waves. Andy can then deduce that these waves have energy that is 
 Choices: A)more 
B)less
Example Output: more

Example Input: Paragraph: In the larger container we will still have the same number of gas particles, but now they are filling a much larger space.
 Question: If Jim has a container of hydrogen gas that is 50 liters in volume and he moves the gas to a container that is 40 liters in volume, what happens to the density of the gas? 
 Choices: A)increases 
B)decreases
Example Output:
increases