JSFiddle - React, Tailwind, and code Playground

HTML

<select id="vFormat" name="vFormat">
    <option value="0">Choose</option>
    <option value="1">Option 1</option>
    <option value="2">Option 2</option>
    <option value="3">Option 3</option>
    <option value="4">Option 4</option>
    <option value="5">Option 5</option>
</select>

<div class="select-default-hidden select-3-shown select-4-shown">
   Shown with options 3 and 4
</div>

<div class="select-default-shown select-4-hidden">
   Shown always, except with option 4
</div>

JavaScript

$('#vFormat').change(function() {
    $('.select-default-hidden').hide();
    $('.select-default-shown').show();

    $('.select-' + $(this).val() + '-shown').show();
    $('.select-' + $(this).val() + '-hidden').hide();
}).change();