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).

[EX Q]: 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: Less oxygen absorption means _____ oxygen in the blood. 
 Choices: A)more 
B)less
[EX A]: less

[EX Q]: Paragraph: Bigger atoms have more electrons.
 Question: An elephant, compared to a dog, will have a number of electrons that is 
 Choices: A)larger 
B)smaller
[EX A]: larger

[EX Q]: Paragraph: As the Universe expands, galaxies move further and further apart.
 Question: When a city contracts the distance across the city 
 Choices: A)decreases 
B)increases
[EX A]:
decreases