Aanya is working on a presentation for her health class about how pollution can affect the environment. she likes this
image and decides to make it the cover of the presentation
the image enhances aanya's presentation because it
-shows how the pollution got there
-illustrates what her words are describing in her presentation
-illustrates solutions to the problem of pollution
-substitutes a portion of her text presentation

The image enhances Aanya's presentation because it:

B) illustrates what her words are describing in her presentation.

Explanation:

There are many possible ways to enrich a presentation. Certainly, one of the most impactful ways is by using images to illustrate one's point. If, for instance, Aanya's discussing the damaging effect of pollution in rivers, she could make her point more striking by showing an image of a certain river when it was clean and the water was pure in contrast to an image of the same river, full of waste and dead fish.

As we know, different people take in information through different senses. For some people, it is enough to listen to someone talking. But for many others, whose main sense is sight when learning something new, seeing instead of listening is much more effective.

d) the narrator even suggested that the white whale, moby d, was ubiquitous and present in every ocean at every moment.