If it's only regarding the invention of a specific dental equipment, it'll be to inform. the student is preparing to share their knowledge on the dental drill.
to persuade is usually the purpose when there's a question or an argument being raised, and in this case, it doesn't sound like anyone would be against dental drills. dental drills is also a fairly dry topic, so it's doubtful that the student would be aiming to entertain. it isn't a demonstration because the student likely isn't giving a step by step how to in regards to using a dental drill.
The answer is going to be Life Science.
True. The Kurdish people are the largest ethnic group in the world. However, they have no country to call their own. The Kurds can be found in Turkey, Iran, Iraq, Syria, and Armenia. They have sought independence and autonomy in each of these countries.
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D . The Gulf of Mexico is the answer .
