Kevin started with an octagon. He performed a translation, followed by a rotation. He finished the transformation by doing a dilation that made the perimeter of the final octagon half of the perimeter of the original octagon. Which of the following is true about his pre-image and image? Responses: a) The image is smaller in area than the pre-image. b) The pre-image and image have the same perimeter. c) The image is a different shape than the pre-image. d) The image has a smaller perimeter than the pre-image.