Detailed Instructions: 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: New farm machines were invented. They increased the amount of food that could be produced. With more food, people were healthier and could live longer.
 Question: Jefferson built a farm machine to increase food production. This likely will cause the population's lifespan to 
 Choices: A)increase 
B)decrease
A:
increase