JSFiddle - React, Tailwind, and code Playground
HTML
<select id="selId">
<option id='1' value='1'>1</option>
<option id='2' value='2'>2</option>
<option id='3' value='3'>3</option>
<option id='4' value='4'>4</option>
<option id='5' value='5'>5</option>
</select>
JavaScript
$('document').ready(function()
{
$("select#selId").val("2");
}
);