DBPOLLDemo.Models.responseModel.updateMCQResponse C# (CSharp) Méthode

        public void updateMCQResponse(int responseid, int answerid)
        {
            try
            {
                var getResponse = from r in dbpollContext.RESPONSES
                                  where r.RESPONSE_ID == responseid
                                  select r;

                RESPONS response = getResponse.First<RESPONS>();

                response.RESPONSE_ID = responseid;
                response.ANSWER_ID = answerid;
                response.FEEDBACK = new answerModel().getFeedback(answerid);
                response.MODIFIED_AT = DateTime.Now;
                dbpollContext.SaveChanges();

            }
            catch (Exception e)
            {
                throw (e);
            }
        }