How do `<header>`, `<footer>`, and `<article>` elements contribute to the semantic structure of a webpage?
Instruction: Explain the significance of using `<header>`, `<footer>`, and `<article>` in HTML5.
Context: This question assesses the candidate's understanding of HTML5 semantic elements and their role in defining the structure and meaning of web content.
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Clarification of the Question: You're asking about the role of <header>, <footer>, and <article> elements in enhancing the...