JSFiddle - React, Tailwind, and code Playground

HTML

<select>
    <option value="volvo">Volvo</option>
    <option value="saab">Saab</option>
    <option value="mercedes">Mercedes</option>
    <option value="audi">Audi</option>
</select>
<button>Delete current choice</button>

JavaScript

var button=document.getElementsByTagName("button")[0];
var select=document.getElementsByTagName("select")[0];
button.onclick=function(){
    select.removeChild(select.options[select.selectedIndex]);
};