e>: by condition (cd) and by decision (dc) (default);</p></li>
<li><p><code>"cdac"</code>: by condition (cd) and by accuracy (ac);</p></li>
<li><p><code>"dccd"</code>: by decision (dc) and by condition (cd);</p></li>
<li><p><code>"dcac"</code>: by decision (dc) and by accuracy (ac);</p></li>
<li><p><code>"accd"</code>: by accuracy (ac) and by condition (cd);</p></li>
<li><p><code>"acdc"</code>: by accuracy (ac) and by decision (dc).</p></li>
</ol></dd>


<dt>area</dt>
<dd><p>A character code specifying the 