JSFiddle - React, Tailwind, and code Playground

HTML

<div class="item">
  <img src="" class="people">
</div>
<div class="item">
  <img src="" class="people">
</div>
<div class="item">
  <img src="">
</div>
<div class="item">
  <img src="" class="people">
</div>

JavaScript

$(document).ready(function() {

  var description = [
    "http://placehold.it/300x300",
    "http://placehold.it/200x200",
    "http://placehold.it/100x100"
  ];

  var size = description.length
  $('.item img').each(function() {
  	var x = Math.floor(size * Math.random())
    if ($(this).hasClass("people")) {
      $(this).attr("src", description[x]);
    }
  });

});