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Provide Text Equivalents for Non-Text Elements
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Guideline: Provide a text equivalent for every non-text element that conveys information.
Comment: Text equivalents should be used for all non-text elements, including images, graphical representations of text (including
symbols), image map regions, animations (e.g., animated GIFs), applets and programmatic objects, ascii art, frames, scripts,
images used as list bullets, spacers, graphical buttons, sounds, stand-alone audio files, audio tracks of video, and video.
Example:
 Alt text allows the visually impaired user to understand the meaning of the picture.
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Relative Importance:  Strength of Evidence:  |
