Html elements noscript, span, and command

noscript element Specifies alternative content to display if a client browser does not support scripts, span element Span element used to surround content blocks for formatting, command element The command element represents a command which the user can invoke. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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noscript noscript and span, noscript, span, and command

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