What constitutes an HTML tag?

An HTML tag is indeed best defined as a set of characters used for formatting content on a web page. In HTML (HyperText Markup Language), tags are written with angle brackets, such as , and they help structure the elements on the page. These tags can define headings, paragraphs, links, images, and other multimedia elements.

Tags consist of an opening tag and a closing tag, the latter typically denoted by a forward slash, like this: ... . The content placed between these tags is affected by the formatting dictated by the tags. For instance, the

tag is used to create a paragraph, while the

tag indicates a top-level heading. This system of using tags helps browsers understand how to display text and images, creating a coherent layout.

While the other options mention different aspects of web design and SEO, they do not accurately capture the essence of what constitutes an HTML tag. For example, visual elements are representations on the browser interface but are not the underlying code. Media files refer to formats like images and videos, and SEO commands are strategies used to enhance search engine rankings, neither of which describe HTML tags. Thus, describing an HTML tag as a set