Preparing a diagram with a different number of levels? If you need to show hierarchy among the topics, process steps, or any structure, show it in graphical form - a 3D pyramid illustration can be a good visual metaphor. See a step-by-step instruction on creating an engaging infographic, which illustrates the levels of communication, You can reuse this diagram to present any other levels or tiers. The collection of 3D Stacked Pyramid Hierarchy Diagrams: https://www.infodiagram.com/diagrams/3d-stacked-pyramid-hierarchy-ppt-template.html?cp=camp7