Explain the role of HTML5 in structuring web pages and its key features.

HTML5, the fifth and latest version of the HyperText Markup Language, plays a pivotal role in structuring web pages, providing an updated and enriched set of features compared to its predecessors. Here's an in-depth explanation of the role of HTML5 in structuring web pages and its key features: 1. Semantical Structure: HTML5 introduces new semantic elements that convey the meaning of the content more effectively. Elements like `<article>`, `<section>`, `<nav>`, and `<header>` allow developers to create a clearer document structure, enhancing both human understanding and search engine optimization. 2. Multimedia Integration: HTML5 brings native support for audio and video embedding through the `<audio>` and `<video>` elements. This eliminates the need for third-party plugins like Flash, providing a more standardized and efficient way to deliver multimedia content across different devices. 3. Form Enhancements: HTML5 enhances form capabilities with new input types and attributes. Features like `<input type="email">`, `<input type="url">`, and `<input type="date">` simplify data input validation, making it easi....