JSFiddle - React, Tailwind, and code Playground

HTML

<div id="LOBSelect" class="clearfix displayOnCreate"> <span class="label">Dropdown</span>

    <select name="lob-select" class="dk" id="lobSelect"></select>
</div>

JavaScript

var returnLOB = [{
    id: 1,
    name: "CIB"
}, {
    id: 2,
    name: "GTI"
}

]

$(returnLOB).each(function() {
    var lob = this;
    $('#LOBSelect select[name=lob-select]').append(
        $('<option/>', {
            value: lob.name,
            text: lob.name,
            id: lob.id
        })
    );
});