Answer:
The best mediums for the student to use would be Powerpoint or Prezi.
Explanation:
It is important that students use visual aids to make the presentation more attractive and complete. For this reason, oral presentation alone does not represent the best presentation medium for the student, as it can leave the presentation dull. The ideal is to combine the oral presentation with a presentation on Powerpoint or Prezi, which will make everything more dynamic, fast, beautiful, efficient and interesting.
I have no I deal what this is about because I have never read the article but I'm leaning towards A , B or C and then out of those 3 just see which one matches the perspective more because I haven't read the article so I can't really say an answer...I'm sorry I tired at least but have a nice day or afternoon or night where ever you are