Vhat purpose does this part of the story serve? It introduces the main character.
It introduces a problem the character faces.
It introduces the setting.
It introduces a solution to a problem.

I think it is D. Sorry if I am wrong. Mark me brainliest please.

Explanation:

voluntary muscles are controlled by the cerebellum.

one part of the electromagnetic spectrum that arrives on earth as solar radiation from the sun is the visible spectrum. wavelengths of the visible spectrum combine to form what we refer to as

answer - d) ultraviolet radiation.

violet /   380–450 nm / 668–789 thz

violet is number 1 in the chart of visible light.