>
<span class="r-in"><span>    response <span class="op">=</span> <span class="st">"yield"</span>,</span></span>
<span class="r-in"><span>    all <span class="op">=</span> <span class="cn">TRUE</span>,</span></span>
<span class="r-in"><span>    return_matrix <span class="op">=</span> <span class="cn">FALSE</span></span></span>
<span class="r-in"><span>  <span class="op">)</span></span></span>
<span class="r-in"><span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</sp