3. (10 pts) A spotlight resting on the ground shines on a wall. A woman stands between the light and the wall, casting a shadow on the wall. How are the rate at which she walks away from the light and the rate at which her shadow grows related? I. One is a constant multiple of the other. II. They are equal. III. It depends also on how close the woman is to the wall. You must justify your answer by showing work! Define the necessary and relevant variables by labeling them on the picture below. Shadow Spotlight Woman