The author sets the tone with his use of signal words. Option C. This is further explained below.
<h3>What are
signal words?</h3>
Generally, Words that assist listeners in following the progression of a discussion are referred to as signal words or transition words.
In conclusion, The author uses signal words in order to establish the tone of the piece. Option C.
Read more about tone (This link defines an author's tone in a passage )
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Many Americans were satsified with the Article of Confederation because it gave states more rights and the government less.
The reason that urbinization is happening so fast is because of there tourism and all there sports teams and things like that