I have one JSON returning dropdown values (Value and Text). I need to load that data into my dropdown. I have no idea how can i load those data's into dropdown. please tell me the possibilities.

**Code**

```
    $('#SupplierId').change(function () {
    var a = $(this).val();
    $.post('@Url.Action("MatchPoNo", "Subscriptions")', { Id: a }, function (data) {

        $("#PoNo").select2({

        });
    });
});

```