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: The higher the crests of a wave are, the greater the amplitude.
 Question: When at the beach, Erin knows that there is a high amplitude, so the waves will be 
 Choices: A)larger 
B)smaller
[EX A]: larger

[EX Q]: Paragraph: The closer together the particles in a longitudinal wave are, the greater the amplitude.
 Question: Causing particles in a longitudinal wave to come together causes the amplitude to 
 Choices: A)decrease 
B)increase
[EX A]: increase

[EX Q]: Paragraph: Solar power is expensive, but as demand increases technology improves and costs decrease.
 Question: If demand for solar power were increase, the power would become _____ expensive. 
 Choices: A)less 
B)more
[EX A]:
less