Teacher: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).
Teacher: Now, understand the problem? Solve this instance: Paragraph: The more efficient a device is, the greater the percentage of usable energy it produces.
 Question: A very efficient pair of solar panels will produce 
 Choices: A)little energy 
B)a lot of energy
Student:
a lot of energy