ly"</span>,    <span class="st">"Joan"</span>,        <span class="st">"Brittany"</span>,   </span>
<span> <span class="st">"Judith"</span>,      <span class="st">"Larry"</span>,       <span class="st">"Cynthia"</span>,     <span class="st">"Andrew"</span>,      <span class="st">"Steven"</span><span class="op">)</span></span>
<span><span class="co"># append the names as the last columns of ToothGrowth</span></span>
<span><span class="va">ToothGrowth</span><span class="op">$</span><span class="va">firstnames