Html elements kbd, audio, and sub

kbd element Specifies that the enclosed text should be formatted as keyboard input, audio element The audio element is used to embed sound content in an HTML or XHTML document, sub element Specifies that the enclosed text should be rendered in the browser as subscript. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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kbd kbd and audio, kbd, audio, and sub

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