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: A thinner wire is more difficult for electrons to move through than a thicker wire.
 Question: If you use a thin piece of wire then electrons move 
 Choices: A)easier 
B)harder

A: harder
****
Q: Paragraph: More recently, the death rate has fallen because of the availability of more food and medical advances.
 Question: When people learned how to farm the population 
 Choices: A)decreased 
B)increased

A: increased
****
Q: Paragraph: As animals grow their bones get longer and bigger, they grow more hair, and are able to take care of themselves by getting food, shelter, and water.
 Question: As Peter's dog got smaller, the dog's bones became 
 Choices: A)larger 
B)smaller

A:
smaller
****