public ActionResult Schedule(Department department) { List <ClassRoomAllocationAndClassSchedule> classSchedule = classRoomManager.GetClassSchedule(department.ID); List <Department> departments = departmentManager.GetAllDepartment(); departments.Insert(0, new Department() { ID = 0, Code = "--Select a department--" }); ViewBag.ClassSchedule = classSchedule; ViewBag.Departments = departments; return(View()); }