JSFiddle - React, Tailwind, and code Playground
HTML
<select>
<option value="defalut" disabled="disabled" selected="selected">Default</option>
<option value="one">One</option>
<option value="two">Two</option>
<option value="three">Three</option>
</select>
<button>reset</button>
JavaScript
$(document).on('click', 'button', function(e) {
var d = $('select option:disabled').prop('disabled', '');
$('select').val(0);
d.prop('disabled', 'disabled');
});