The best way for Keisha to format her research paper covering the main concepts of how DDT affects humans, animals, and plants would be by using section headings. Section headings provide a clear and organized structure to the paper, making it easier for readers to understand the main ideas being presented.
By using section headings, Keisha can divide her paper into distinct sections dedicated to each central idea: one section for how DDT affects humans, another for how it affects animals, and a third for its impact on plants. This division helps in maintaining clarity and coherence throughout the paper.
Additionally, section headings create a visual hierarchy, allowing readers to quickly navigate through the paper and locate specific information related to each concept. This format enhances the overall readability and comprehension of the research paper.
In summary, using section headings is the most effective way for Keisha to organize her research paper on how DDT affects humans, animals, and plants, ensuring a structured presentation of her main ideas.