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Html elements dfn, sub, and mark

dfn element Specifies that the enclosed text defines a term, sub element Specifies that the enclosed text should be rendered in the browser as subscript, mark element The HTML Mark Element (<mark>) represents highlighted text, i. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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dfn dfn and sub, dfn, sub, and mark

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