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.
Answer: Intensifying
Explanation: Judith and Nathaniel are in the intensifying stage of their relationship, Intensifying stage is a stage of finding mutual affection. In this stage the relationship becomes less formal as the individuals become more common to each other, they begin to discuss their level of commitment to the relationship with some sense of ownership towards one another. Caring about the appearance of one another in the public eyes.
The answer is B. The regions climate. Hope this helps!!!
