title: xpath: how to select nth option?
body: <p>using xpath, how do you select the n-th option ?</p>
  
  <pre><code>&lt;select&gt;
  &lt;option&gt;&lt;/option&gt;
  &lt;option&gt;&lt;/option&gt;
  &lt;/select&gt;
  </code></pre>
  
  <p>/html/body/select/option[?]</p>