 agents. However, also note that when the XML declaration is not included
in a document, the document can only use the default character encodings UTF-8
or UTF-16.</p>

<h2>C.2 Empty Elements</h2>
<p>Include a space before the trailing <code>/</code> and <code>
&gt;</code> of empty elements, e.g. <code class="greenmono">
&lt;br&#160;/&gt;</code>, <code class="greenmono">
&lt;hr&#160;/&gt;</code> and <code class="greenmono">&lt;img
src="karen.jpg" alt="Karen"&#160;/&gt;</code>. Also, use the
minimized tag sy