Why would shakespeare create different styles for different characters

The two styles are different. Why would Shakespeare create different styles for different characters? A.Both supernatural and ordinary characters have poetic styles in order to make this drama more like a poem. B.The ordinary characters have poetic styles, in order to make them more interesting than the supernatural characters. C. The supernatural characters have more poetic styles than the ordinary characters, in order to distinguish their roles. D.The styles and characteristics are about the same in all characters, so it is less confusing to the reader.