Html elements noscript, iframe, and h6

noscript element Specifies alternative content to display if a client browser does not support scripts, iframe element Defines an inline frame (ie a frame embedded in a document), h6 element Heading Level 6. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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noscript noscript and iframe, noscript, iframe, and h6

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