JSFiddle - React, Tailwind, and code Playground
HTML
<select name="aa">
<option>a</option>
<option>b</option>
<option>c</option>
</select>
JavaScript
$("select[name='aa'] option:gt(0)").attr("disabled", "disabled");
$("select[name='aa'] option:eq(0)").attr("selected", "selected");