Answer:
Don't know how many others will see this but it's C. Enchanted
Explanation:
The central claim for the argument is known as the thesis.
Answer:
You could do some sort of color scheme involving the rainbow or different shades of the same color. You could do a plant theme, a planet theme, a heart theme... anything you want! Just try not to add too much clutter so you are still able to see your information. :)