I would say roman numerals because they look more sophisticated, but I don't think it should matter.
So that things would be clearer
Answer:
Follow the directions
Explanation:
The document is a picture so write that and then just describe what you see and lastly write the deeper meaning of the picture like writing how it was unfair for white people to have good sinks while colored people had bad ones and what that means.
Answer:
As long as the picture isn't copyrighted.