Exercise:

Use a jQuery method to insert a third <li> element: "List item 3", at the end of the <ol> element.

Hint: Use the append() method.

<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.2/jquery.min.js"></script>
<script>
$(document).ready(function(){
    $("ol").append("<li>List item 3</li>");
});
</script>
</head>
<body>

<ol>
  <li>List item 1</li>
  <li>List item 2</li>
</ol>

</body>
</html>