What is the primary function of a browser?

The primary function of a browser is to view HTML documents, which are the backbone of web content. Browsers interpret and display the formatting and structure defined by HTML, allowing users to interact with websites and online resources. This includes rendering text, images, videos, and links, facilitating a seamless experience while navigating the internet.

The ability to interpret various web technologies like CSS and JavaScript also allows browsers to enhance user experience by providing interactivity and multimedia capabilities. Thus, the browser acts as a crucial tool for accessing and navigating the vast information available on the World Wide Web. This central role in web interaction highlights why this answer accurately defines the primary function of a browser.