The phenomenon or process that involves speaking or addressing a group or crowd of people in a deliberate and structured manner is called Public Speaking. The basic aim these public speaking sessions serves is either to inform the audience regarding any matter, influence and persuade them towards any particular action or entertain them with a certain activity or presentation.
Discussion
There are a number of ways and categories of public speaking. Two of them most widely used include Persuasive and informative Styles of Speech.