Final answer:
Visuals and other media such as charts and diagrams are valuable tools for presenters/instructors to enhance student understanding in various subjects.
Step-by-step explanation:
Visuals and other media such as charts and diagrams are valuable tools for presenters/instructors in a variety of subjects. Including these visual aids can help students to better understand complex concepts and information. For example, in subjects like Mathematics, charts and diagrams can illustrate mathematical equations and relationships. In History, visuals can provide timelines and maps to enhance the understanding of historical events.