title: How to make the first option of <select> selected with jQuery
body: <p>How do I make the first option of  selected with jQuery?</p>
  
  <pre><code>&lt;select id="target"&gt;
    &lt;option value="1"&gt;...&lt;/option&gt;
    &lt;option value="2"&gt;...&lt;/option&gt;
  &lt;/select&gt;
  </code></pre>