Answer:
(D) A chart listing results of a scientific study about ultra violent radiation.
Step-by-step explanation:
Visual is something that an individual can see with his/her two eyes. Where as ultraviolet Ultraviolet is electromagnetic emission with a wavelength from 10 nm to 400 nm, lower than that of apparent light but greater than X-rays. UV radiation is already in sunlight composing about 10% of the entire light amount of the Sun.