Given the task definition and input, reply with output. 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: The more curved the surface of a lens is, the more it refracts light.
Question: If Mona is building a new mirror and she wants it to refract more light, what should she do the surface of the lens?
Choices: A)make it more curved
B)make it less curved
make it more curved