How can vocal performance enhance the audience's listening experience?

A vocal performance improves the audience listening experience by using diaphragmatic breathing that can give the audience the richest quality of voice, developing elegant of vowels and consonants, varying volume to project the exact distance of the audience, enhancing the voice quality, by delivering a flexibility and sensitivity of the vocal and by giving a quality with the monotone delivery because it robs the speech of emotional life and takes away an significant connector to the learning brain. Therefore, feelings and visual clearness are essential for keeping the brain wide-awake and a lack of variety, pitch being main is one of the deadly thieves of those ingredients.