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).
Q: Paragraph: The pupil automatically gets bigger or smaller to let more or less light in as needed.
 Question: John was observing the patient. He saw that as less light was let in, the pupil would get 
 Choices: A)bigger 
B)smaller.
A:
smaller.