<select {{action 'change' on='change'}}>
  {{#if prompt}}
    <option selected={{is-not selection}}>
      {{prompt}}
    </option>
  {{/if}}
  {{#if identity}}
    {{#each content key="@identity" as |item|}}
      <option value="{{read-path item optionValuePath}}" selected={{is-equal item selection}}>
        {{read-path item optionLabelPath}}
       </option>
    {{/each}}
  {{else}}
    {{#each content key="@index" as |item|}}
      <option value="{{item}}" selected={{is-equal item selection}}>
        {{item}}
       </option>
    {{/each}}
  {{/if}}
</select>
