Instructions: 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).
Input: Paragraph: The more curved the surface of a lens is, the more it refracts the light that passes through it.
Question: In a science class, the professor demonstrates refraction to the class. First, the professor shows a curved lens from a binocular, and then a flat pane of glass, demonstrating that
Choices: A)the curved lens refracts more light
B)the flat pane refracts more light.
Output:
the curved lens refracts more light