Instructions: 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: With higher levels of dissolved carbon dioxide in ocean water, the water becomes more acidic.
 Question: If Jim adds more carbon dioxide to the ocean, the level of acidity in the ocean becomes 
 Choices: A)greater 
B)smaller
Output:
greater