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).

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

Paragraph: An object has greater momentum if it has greater mass, greater velocity, or both.
 Question: If Mary is weighing two objects and she notices that her orange has a larger mass then her cherry, which object will have greater momentum? 
 Choices: A)cherry 
B)orange
orange

Paragraph: With higher frequencies, the microwaves also have more energy.
 Question: Tim adjusted his microwave so that it was at a lower frequency. This resulted in the waves inside the microwave to have 
 Choices: A)less energy 
B)more energy.

less energy