JSFiddle - React, Tailwind, and code Playground
HTML
<div class="col-md-3">
<div class="form-group">
<select id="billcountry" class="form-control" name="bill_country" onchange="alert(this.options[this.selectedIndex].text); console.log(this);" tabindex="16">
<option value="USA">United States</option>
<option value="CAN">Canada</option>
<option value="AFGH">Afghanistan</option>
<option value="ALBA">Albania</option>
<option value="ALGE">Algeria</option>
<option value="ANGO">Angola</option>
<option value="ANGU">Anguilla</option>
<option value="ANTA">Antartica</option>
<option value="ANTI">Antigua & Barbuda</option>
<option value="ARGE">Argentina</option>
<option value="ARME">Armenia</option>
<option value="ARUB">Aruba</option>
<option value="AUST">Austria</option>
<option value="AUS">Australia</option>
<option value="AZER">Azerbaijan</option>
<option value="BAHA">Bahamas</option>
<option value="BAHR">Bahrain</option>
<option value="BANG">Bangladesh</option>
<option value="BARB">Barbados</option>
<option value="BELA">Belarus</option>
<option value="BELG">Belgium</option>
<option value="BELI">Belize</option>
<option value="BENI">Benin</option>
<option value="BERM">Bermuda</option>
<option value="BHUT">Bhutan</option>
<option value="BOLI">Bolivia</option>
<option value="BORN">Borneo</option>
<option value="BOSN">Bosnia</option>
<option value="BOTS">Botswana</option>
<option value="BRAZ">Brazil</option>
<option value="BRIO">British Indian Ocean Territories</option>
<option value="BRVI">British Virgin Islands</option>
<option value="BRUN">Brunei</option>
<option value="BULG">Bulgaria</option>
<option value="BURK">Burkina Faso</option>
<option value="BURU">Burundi</option>
<option value="CAMB">Cambodia</option>
...
JavaScript
console.log(document.getElementsByTagName('select'))