Html elements sup, audio, and h1

sup element Specifies that the enclosed text should be rendered in the browser as superscript, audio element The audio element is used to embed sound content in an HTML or XHTML document, h1 element Heading Level 1. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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sup sup and audio, sup, audio, and h1

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