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: The more carbon atoms a hydrocarbon has, the greater the number of isomers.
 Question: Compared to a hydrocarbon with 10 carbon atoms, would a hydrocarbon with a single carbon atom have 
 Choices: A)a greater number of isomers 
B)fewer isomers?
Example Output: fewer isomers?

Example Input: Paragraph: A decrease in greenhouse gas levels decreases global temperature and an increase raises global temperature.
 Question: If you are able to add greenhouse gases the temperature will 
 Choices: A)go up 
B)go down
Example Output: go up

Example Input: Paragraph: As the distance between the objects increases, the force of gravitational attraction decreases.
 Question: If a car and a truck drive closer to each other, what happens to the gravitational attraction between the two vehicles? 
 Choices: A)increases 
B)decreases
Example Output:
increases