The purpose of this piece of text is to inform the reader. I reckon that the source is from the Declaration Of Independence.
<span>A person’s calm and relaxed expression of views
and feelings influence effective communication because the person can relay his
message directly to the receiver. When this happens messages are clear and
concise making the receiver effectively give a feedback to the messenger. The
exchange of information and feedback will flow and give way to an effective
communication.</span>
A) to extend the argument beyond sumo to a broader group of people.