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: Acids have pH values below 7. The lower the pH value, the more strongly acidic the substance.
 Question: Milo was playing around with water by changing the pH level. If he lowered the pH what would happen to the acidity of the solution? 
 Choices: A)it would decrease 
B)it would increase

Ex Output:
it would increase


Ex Input:
Paragraph: The more charged the objects are, the stronger the electrostatic force between them.
 Question: Megan had two charged metal balls that she was analyzing. If she decreases the charge of the balls, the electrostatic force between them 
 Choices: A)decreases 
B)increases

Ex Output:
decreases


Ex Input:
Paragraph: The larger the animal, the heavier the exoskeleton, making movement more difficult.
 Question: Ease of mobility _____ when the animal is increased in size. 
 Choices: A)increase 
B)decrease

Ex Output:

decrease