A balanced and serious tone must be used while making the presentation to make it clear to the audience and the audibility of words and points noted by the presentation are clearly audible.

<h3>What is the presentation?</h3>

The presentation is the demonstration of some specific topic to the target audience or listeners. It conveys important information in the form of a pictorial presentation that can be delivered either in the form of speech, lecture, or any other.

<h3>Reasons for the balanced and serious tone while the presentation</h3>

Therefore, the person delivering the presentation must keep a balanced tone that is much of serious tone while making the presentation because:

the presentation delivers important points that need to be kept in mind.
if the tone is not serious then the audience will not keep the note upon the important points.
the serious tone shows that the topic for the presentation and the person delivering the presentation is following the general rules of speech and presentation.