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 elastic force increases the more the material is stretched or compressed.
 Question: When a rubber band is relaxed, its elastic force 
 Choices: A)increases 
B)decreases
decreases

Paragraph: In Life Sciences it is important to note that whenever a structure has an increased surface area, there is an increase in the functioning of that structure.
 Question: A cell in a dog's large intestine shrank in surface area, which allowed the cell to take in less nutrients. This means that the cell's increased surface area allowed its functioning to 
 Choices: A)increase 
B)decrease.
decrease.

Paragraph: Smoking reduces the amount of oxygen available for diffusion at the lungs, so less oxygen gets absorbed and blood is oxygenated to a lesser degree.
 Question: Suppose that Mary smokes cigarettes for 20 years. If you measured the oxygen levels in her blood before she started smoking and compared them to oxygen levels later in her life, what would you find? 
 Choices: A)less oxygen in her blood later in life 
B)more oxygen in her blood later in life

less oxygen in her blood later in life