JSFiddle - React, Tailwind, and code Playground
HTML
<div class='a'>
<div class='b' id="divInfo">b</div>
</div>
<div class='d'>
<div class='c'>c</div>
</div>
CSS
.a{border:solid 1px red;}
JavaScript
$('.a').append($('.c').text('c is placed with .append()'));
$('<p class="abc">ABC Paragraph</p>').insertAfter('#divInfo');