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: Exhaling, or breathing out, decreases the size of the chest, which increases air pressure inside the lungs.
 Question: If Mary is running and race and begins to breathe hard, what happens to the air pressure in her lungs as she constricts her chest? 
 Choices: A)increases 
B)decreases
[EX A]: increases

[EX Q]: Paragraph: Lower temperature and higher salinity yield the densest water.
 Question: Will removed salt from the pool water. The water is now 
 Choices: A)less dense 
B)more dense
[EX A]: less dense

[EX Q]: Paragraph: If we increase the resistance in a series circuit, by adding more resistors, then the total current decreases.
 Question: Decreasing the resistance in a series circuit will lead to _____ total current. 
 Choices: A)more 
B)less
[EX A]:
more