HTML and CSS Certification 2025 – 400 Free Practice Questions to Pass the Exam

The use of the `<footer>` tag in HTML is specifically designed to define a footer for a document or a particular section of content. This semantic element not only helps in improving the structure of the HTML document but also enhances accessibility and search engine optimization. The `<footer>` tag can contain information like the author of the document, copyright details, related documents, or links to contact information.

This tag can be placed within various elements, including `<article>`, `<aside>`, `<nav>`, and `<section>`, providing flexibility in how footers are used throughout a webpage. By using the `<footer>` tag, developers ensure that their HTML is more meaningful, aiding both users and automated systems in understanding the layout and significance of the content.

In contrast, other options do not fulfill the same purpose. For instance, the `<bottom>` and `<foot>` tags do not exist in HTML, while the `<section>` tag is meant to define a thematic grouping of content, which may include a footer but is not specifically designed for that role. Thus, the correct choice stands out clearly as the one that best meets the requirement of defining a footer.