Move the points points A, B, C and D around and observe how each one effects the [b]image[/b] and [b]values[/b]. 1. How does moving Point A effect the [b]values[/b] and [b]image[/b]? 2. How does moving Point B effect the [b]values[/b] and [b]image[/b]? 3. How does moving Point C effect the [b]values[/b] and [b]image[/b]? 4. How does moving Point D effect the [b]values[/b] and [b]image[/b]? 5. What overall observation(s) did you notice as you moved any of the points?