Which visual aid would best enhance a speech about the popularity of sports around the world?

A graph that shows the most-watched sports around the world would be the best to enhance a speech about the popularity of sports around the world.

To add, a visual aid is an item of illustrative matter, such as a film, slide, or model, designed to supplement written or spoken information so that it can be understood more easily.

Imagery in poetry creates similar snapshots in a reader's mind. Poets use imagery to draw readers into a sensory experience. Images will often provide us with mental snapshots that appeal to our senses of sight, sound, taste, touch, and smell.