include '/VO/StateVO.php'; include '/DAO/StateDAO.php'; $stateDAO = new stateDAO(); //Get all states of a country $optionVO = $stateDAO->getAllByCountry($parentId); //getData break; //City case //City case case "City": //Load City VO and DAO files include '/VO/CityVO.php'; include '/DAO/CityDAO.php'; $cityDAO = new CityDAO(); //Get all cities of a state $optionVO = $cityDAO->getAllByState($parentId); //getData break; //University case //University case case "University": //Load Univeristy VO and DAO files include '/VO/UniversityVO.php'; include '/DAO/UniversityDAO.php'; $universityDAO = new universityDAO(); //Get all universities $optionVO = $universityDAO->getUniversities(); //getData break; //Department case //Department case