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).

Paragraph: The stratosphere contains the ozone layer, the temperatures increase as altitude increases.
 Question: Dean is coming from space, and passes through the stratosphere. He looks at the temperature around him as he does, and he sees that as he heads toward the ground, the temperature 
 Choices: A)increases 
B)decreases
decreases