Html elements br, video, and abbr

br element Specifies a hard line break in the text, video element The HTML  <video> element is used to embed video content in an HTML or XHTML document, abbr element Specifies that a string is an abbreviation for a longer word or phrase. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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br br and video, br, video, and abbr

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