Fieldset label (group-label)
Group related form fields with <fieldset> and include a descriptive <legend> for each group.
Missing fieldset:
In this example there is missing <fieldset>.
The (DOM/programmatic) structure of the above example looks like this:
</legend>
Choose your favorite fruits:<legend>
<input type="checkbox" name="fruit" value="apple" /> Apple
<input type="checkbox" name="fruit" value="banana" /> Banana
<input type="checkbox" name="fruit" value="apple" /> Apple
<input type="checkbox" name="fruit" value="banana" /> Banana