op">=</span> <span class="st">"subgroup"</span><span class="op">)</span>,</span>
<span>  cluster.method <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="st">"divisive"</span>, <span class="st">"agglomerative"</span><span class="op">)</span>,</span>
<span>  cluster.args <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/list.html" class="external-link">list</a></span><span class="