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: Sea level rises if an increase in seafloor spreading rate buoys up the ocean crust, causing the ocean basin to become smaller.
 Question: Sam creates a replica of an ocean. He increases the size of the ocean basin, which should _____ the sea level of the model. 
 Choices: A)decrease 
B)increase
A:
decrease