pe: Technique</p></section><section class="applicability"><h2>When to Use</h2>
      <p>HTML and XHTML pages that collect user input.</p>
   </section><section class="description"><h2>Description</h2>
      <p>The objective of this technique is to group items in a selection list. A selection list is a set of allowed values for a form control such as a multi-select list or a combo box. Often, selection lists have groups of related options. Those groups should be semantically identified, rather than simply de