JSFiddle - React, Tailwind, and code Playground
HTML
<select id="Check">
<option value="0">Select Option</option>
<option value="1">YES</option>
<option value="2">NO</option>
</select>
JavaScript
$('#Check').on('change',function(e){
var selectedValue = $(this).text();
if(selectedValue==2)
{
alert('You select: YES');
} else {
alert('asd')
}
});