public void AddOptionToQuestion(int questionId, QuestionOption qOption)
 {
     Question question = QuestionManager.Find(questionId);
     if (question!=null && qOption!=null)
     {
         question.QuestionOption.Add(qOption);
     }
 }
        // This is the Insert method to insert the entered QuestionOption item
        // USAGE: <asp:FormView InsertMethod="InsertItem">
        public void InsertItem()
        {
            using (_db)
            {
                var item = new Authorization_App.Model.QuestionOption();
                int questionId = (int) Session["questionId"];

                QuestionService questionService = new QuestionService(_db);
                questionService.AddOptionToQuestion(questionId, item);

                TryUpdateModel(item);

                if (ModelState.IsValid)
                {
                    // Save changes
                    _db.QuestionOption.Add(item);
                    _db.SaveChanges();

                    Response.Redirect("Default");
                }
            }
        }