op">=</span> <span class="cn">NULL</span>,</span>
<span>  t <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  start <span class="op">=</span> <span class="fl">0</span>,</span>
<span>  ci <span class="op">=</span> <span class="cn">TRUE</span>,</span>
<span>  B <span class="op">=</span> <span class="fl">1000</span>,</span>
<span>  cl <span class="op">=</span> <span class="fl">0.95</span>,</span>
<span>  na.action <span class="op">=</span> <span class="va">na.pass</span></span>
<span><span