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: In electromagnetic waves with higher frequencies, photons have more energy.
 Question: Don is looking at electromagnetic waves, and sees that the one's he observing have higher frequencies. Don is able to know then that the photons have energy that is 
 Choices: A)higher 
B)lower
[EX A]: higher

[EX Q]: Paragraph: The further objects are away from each other, the smaller the gravitational force.
 Question: Andy put two magnets at the end of the table, Karen put two magnets right next to each other. Whose magnets had a greater gravitational force? 
 Choices: A)Andy 
B)Karen
[EX A]:
Karen