What is a semantic HTML element?

A semantic HTML element is one that clearly describes its meaning both to the browser and to the developer. This type of element conveys the structure and purpose of the content it contains, making it easier for both screen readers and search engines to understand the content of a web page. For example, elements like <header>, <article>, <section>, and <footer> provide contextual meaning that helps define the roles of sections in a document rather than just displaying content.

This clarity enhances accessibility because assistive technologies can interpret the semantic meaning of these elements, allowing users with disabilities to navigate and understand the web page more effectively. Websites that use semantic HTML are generally more optimized for SEO since search engines also favor well-structured content that aligns with web standards. Consequently, using semantic HTML contributes to a better user experience by ensuring that the information is organized logically.

The other options do not accurately capture the nature of semantic HTML. For instance, elements that are hidden from the browser do not fulfill the purpose of facilitating understanding and accessibility. Similarly, an element that has no meaning would lack the context needed, making it detrimental to both user experience and accessibility. Elements that adjust to user settings refer to responsive design practices, which are different from semantic meaning, hence not