_ For an exhibition to be more clear and effective, it is necessary to plan the way in which the contents will be presented. An oral presentation is usually divided into three parts.
* Presentation of the topic: briefly introduce the subject that will be exhibited. For example: "Latin America and its regionalization" - "One facet of the process of conformation of the Argentine territory" - "Which process faced geopolitically in the unipolar world"
* Development of the theme: contents are explained and explained. For example: "Geographical locations, explanation of the conceptual map based on the guide slogans".
* conclusion: the topic is closed to finish the exhibition. For example, focus: "The riches of America from the physical, from the cultural and the problems that face from the economic" -
