JSFiddle - React, Tailwind, and code Playground

HTML

<div ng-app="app">
    <div ng-controller="ctrl">
        <select ng-model="choosen" ng-options="oData.l for oData in o.aData">
            <option value="">Default Option</option>
        </select>{{choosen}}</div>{{test}}</div>

JavaScript

var app = angular.module('app', []);

app.controller('ctrl', function ($scope) {
    $scope.o = {};
    $scope.o.aData = [{
        l: 1,
        b: {
            t:[]
        }
    }];
    $scope.choosen = "";
    $scope.choosen = {};
});