JSFiddle - React, Tailwind, and code Playground

HTML

<select id='1'>
  <option value="volvo">Volvo</option>
  <option value="saab">Saab</option>
  <option value="mercedes">Mercedes</option>
  <option value="audi">Audi</option>
</select>
<span id='2'></span>

JavaScript

$(function(){
    //alert($('#1 option:selected').val());
    $('#1').change(function(){
        $('#2').text($(this).val());
    });
});