JSFiddle - React, Tailwind, and code Playground
HTML
<select>
<option value="go">google</option>
<option value="fb">facebook</option>
</select>
JavaScript
$("select option[value='fb']").attr("selected","selected");
<select>
<option value="go">google</option>
<option value="fb">facebook</option>
</select>
$("select option[value='fb']").attr("selected","selected");