JSFiddle - React, Tailwind, and code Playground

HTML

<input name="expenseCat"/>
<div id="selectedRadio"></div>

CSS

div{
    width: 300px;
    height: 200px;
    border: 1px solid black;
}
input{
    margin-bottom: 10px;
}

JavaScript

var desc1 = 'Example description1';
var desc2 = 'Example description2';

var arr = ["Example description1","Example description2"];

$('input[name="expenseCat"]').change(function() {
   $.each( arr, function( key, value ) { 
       var oldval =  $('#selectedRadio').text();
       $('#selectedRadio').text( oldval+"\n" + value);
       $('#selectedRadio').html( 		$('#selectedRadio').text().replace(/\n/g, '<br />'));
	});      
   
});