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: When a person smokes there are chemicals released by the tobacco that enter the lungs. Because the lungs have to work harder to remove the chemicals, the body has to work harder to get the air needed to survive.
 Question: If the amount of chemicals inside of Jim's lungs decreases, what will happen to the amount of air his lungs can process? 
 Choices: A)increase 
B)decrease
[A]: increase


[Q]: Paragraph: If we have two materials with the same volume, the material with a higher mass will be more dense.
 Question: Tanya has a substance with mass 10kg. Logan has a substance with mass 5kg. If both substances are the same size, who has the less dense substance. 
 Choices: A)Tanya 
B)Logan
[A]: Logan


[Q]: Paragraph: More recently, the death rate has fallen because of the availability of more food and medical advances.
 Question: When the villagers are living longer, the food source is likely 
 Choices: A)great 
B)small
[A]:
great