Which element indicates organizational structure and aids readers in finding information?

The correct answer is Headings. Headings play a crucial role in the organizational structure of a document. They serve as signposts that categorize content, allowing readers to navigate the text more effectively. By breaking the material into sections with clear headings, readers can quickly identify the areas of interest and locate specific information without having to read through the entire document.

Headings not only enhance comprehension by providing a visual hierarchy but also help to establish the relationship between different sections of the text. This systematic approach to presenting information makes it easier for readers to follow the overall argument or narrative.

In contrast, while an appendix can provide supplementary information, and a glossary clarifies terms used in the text, they do not primarily serve to guide readers through the structure of the document itself. A table of contents offers a roadmap but is more useful at the beginning of a document, whereas headings are used throughout the text to organize content dynamically.