what multimedia element would enhance a speech about the problems of coastal erosion?

what multimedia element would enhance a speech about the problems of coastal erosion?
Answer
Brief Explanations:
A picture of coastal erosion (the second - image showing a beach with eroded land) would directly illustrate the problem being discussed in the speech. A graph (the third - image) could show data related to the rate of erosion over time, which is also relevant. The first image is more about general soil - related issues, and the fourth is a generic beach scene without showing erosion.
Answer:
The second image (coastal erosion scene) and the third image (graph, potentially showing erosion - related data)