JSFiddle - React, Tailwind, and code Playground
HTML
<select name="one" class="select">
<option value="opt1">opt 1</option>
<option value="opt2">opt 2</option>
</select>
<button class="reset">reset</button>
JavaScript
$('.reset').click(function () {
$('select[name=one]').val(opt2);
});