Well if an author uses very negative words, then the tone of the article goes that way. If they were discussing something political and the author used a lot of hurtful words then it makes the tone of the article seem very anti whatever they were writing about.
There is no "following sentence" so I don't think you're ever gonna get an answer...
Properly placed quotes add power and detail to your essay writing.
Answer:
one who ... / a person who ... / someone who ....
Explanation:
performer = a person who performs
teacher = a person who teaches
painter = a person who paints
singer ....
dancer ....