JSFiddle - React, Tailwind, and code Playground

HTML

<select id="myselect" />

JavaScript

$.fn.populateSelect = function (msg) {
    var data = msg.hasOwnProperty('d') ? msg.d : msg;
    if (data.length > 0) {
        var output = [];
        output.push('<option selected = "selected" value="0">(Select Item)</option>');
        $.each(data, function (idx, val) {
            output.push('<option value="' + val.Key + '">' + val.Value + '</option>');
        });
        $(this).html(output.join(''));
    }
}

$(document).ready(function () {
    var values = [{ "Key": 1, "Value": "Anchor Fixation" }, { "Key": 3, "Value": "Ankle Arthroplasty" }, { "Key": 19, "Value": "Disc Arthroplasty"}];
    $("#myselect").populateSelect(values);
});