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Html elements isub, and strong

i element Specifies that the enclosed text should be displayed in italics, sub element Specifies that the enclosed text should be rendered in the browser as subscript, strong element Specifies that the enclosed text should be rendered in the browser as "strong" (usually bold) text. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.

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i i and sub, isub, and strong

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