A teacher cut an apple into three wedges of the same size. She dipped one wedge in lemon juice, dipped another in water, and left one alone. Then she left the wedges on a paper towel on her desk. After 1 hour, only the wedge that had been dipped in lemon juice was still yellow. The other two wedges had turned brown. What is one way the teacher could replicate this experiment? A. Repeat the experiment using liquids other than lemon juice and water. B. Repeat the experiment in a darkened room, C. Repeat the experiment on 10 more apples, D. Repeat the experiment using fruits other than apples.