Answer:
visuals that help us understand what is going on, so like in a text book to show us an example they can describe it and give us a picture too. basically a picture or video to help us understand
The answer to your question:
1. how close the quarters were
2. human waste everywhere
3. people dying or already dead down in the hold
This doesnt make sense.
Sorry, Give more info maybe?
She said that she can write a story.