Answer:
<em>A dental hygienist's major role is in the provision of oral health education and the prevention of oral disease by promoting healthy oral behaviors. A dental hygienist's primary task is in prevention and non-surgical treatment of periodontal diseases. Dental hygiene practice is a subset of the practice of dentistry.</em>
The theme of this excerpt is that a boy is joking around and when the time came to actually cry out wolf, no one listened. " At last a Wolf really did come, and the Boy cried, "Wolf! Wolf!" as loud as he could, but the people were so used to hearing him call that they took no notice of his cries for help." This quote from the story explains how the bots misbehaving got him no where but being ignored.
