JSFiddle - React, Tailwind, and code Playground
HTML
<select onchange="this.form.submit()">
<option selected="selected" disabled="true">--Please Select --</option>
<option value="volvo">Volvo</option>
<option value="saab">Saab</option>
<option value="mercedes">Mercedes</option>
<option value="audi">Audi</option>
</select>