JSFiddle - React, Tailwind, and code Playground

HTML

<select class="list-of-users">
    <option class="list-of-users">Sample Group</option>
    <option class="list-of-users">TOP Group</option>
    <option class="list-of-users">TEST Group</option>
    <option class="list-of-users">AWD Group</option>
</select>
<ul class="list-of-members">
    <li class="list-of-members">1</li>
    <li class="list-of-members">2</li>
    <li class="list-of-members">3</li>
    <li class="list-of-members">4</li>
</ul>

JavaScript

strToAppend = "";
$('option.list-of-users').each(function () {
    strToAppend += "<li>" + $(this).text() + "</li>";
});
alert("before append");

$('ul.list-of-members').append(strToAppend);