JSFiddle - React, Tailwind, and code Playground

HTML

<button class="choice">A</button>
<button class="choice">B</button>
<button class="choice">C</button>
<button class="choice">D</button>
<button id='disable'>Disable</button>

JavaScript

document.getElementById('disable').addEventListener('click', function (e) {
    [].slice.call(document.getElementsByClassName('choice')).forEach(function (element) {
        element.disabled = 1;
    });
});