Definition: 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 less ozone in the stratosphere, more UV rays reach the ground.
 Question: As ozone is added to the stratosphere, we can expect to have _____ UV rays on the ground. 
 Choices: A)more 
B)less
Output:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
less