JSFiddle - React, Tailwind, and code Playground

HTML

<select>
  <option value="1">1</option>
  <option value="2">2</option>
</select>

JavaScript

$(".document").ready(function(){
    $("select option:eq(1)").val("someNewVal");
    $("select option:eq(1)").text("Another Val");
    $("select option:eq(1)").attr('selected', 'selected');

});