Speech is a<em> very important communication tool which allows a person to interact with his audience.</em> It can be used in different settings, according to its intended purpose. It primarily has three purposes:<em> to inform, persuade and entertain people.</em>
An example of a speech that is intended to inform is a topic related to societal issues these days, such as "Global Warming." The speaker may set his intention to educate people or to provide awareness on the different reasons why global warming is becoming widely spread in the world. So, in this case, his goal is to let the audience know about something they haven't heard about.
The correct answer among the choices provided is option B. It is not a difference when it is said that the parliamentary debate is the same as the Lincoln-Douglas debate style. It is because Lincoln-Douglas debate style is one-on-one. Parliamentary debate requires a team.
