public ActionResult ListTeacher(long idscience) { var teacherDao = new TeacherDao(); var scienceDao = new ScienseDao(); var science = scienceDao.GetScienceById(idscience); ViewBag.science = science; var listTeacher = teacherDao.GetListTeacherByScienceID(idscience); ViewBag.listTeacher = listTeacher; return View(); }