ia-1.1/#aria-controls">aria-controls</a> for control relationships where an element controls the content and or behavior of another element. </li>
      <li>The <a>'g'</a> for defined groupings.</li>
      <li>Support for the WAI-ARIA <a href="https://www.w3.org/TR/wai-aria-1.1/#group">group</a> and <a href="https://www.w3.org/TR/wai-aria-1.1/#radiogroup">radiogroup</a> roles.</li>
    </ul>
  </dd>
</dl>
<dl>
 <dt><span class="gl"><a href="https://www.w3.org/TR/WCAG21/#keyboard-operation">[WCAG2] Keyboard 