Html elements iframe, noscript, and sup

iframe element Defines an inline frame (ie a frame embedded in a document), noscript element Specifies alternative content to display if a client browser does not support scripts, sup element Specifies that the enclosed text should be rendered in the browser as superscript. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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iframe iframe and noscript, iframe, noscript, and sup

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