public ActionResult Allocate() { List <SelectListItem> getSelectDepartment = aDepartmentManager.GetSelectDepartments(); ViewBag.GetSelectDepartment = getSelectDepartment; List <SelectListItem> getSelectDay = aClassRoomManager.GetSelectDay(); ViewBag.GetSelectDay = getSelectDay; List <SelectListItem> getSelectRoom = aClassRoomManager.GetSelectRoom(); ViewBag.GetSelectRoom = getSelectRoom; return(View()); }