JSFiddle - React, Tailwind, and code Playground
HTML
<select id='first' multiple='multiple'>
<option value='1'>1</option>
<option value='2'>2</option>
<option value='3'>3</option>
<option value='4'>4</option>
<option value='5'>5</option>
<option value='6'>6</option>
<option value='7'>7</option>
<option value='8'>8</option>
</select>
<div class="add"></div>
JavaScript
$('#first').change(function () {
if (Number($(this).val()) < 8) {
$('div.add').html("<div id='above_selected'> <select id='first_selected'> <option value='1'>1</option><option value='2'>2</option> <option value='3'>3</option>
<option value='4'>4</option><option value='5'>5</option> <option value='6'>6</option><option value='7'>7</option><option value='8'>8</option> <option value='9'>9</option></select></div>");
}
});