gistfile1.txt

              foo : function() 
              {
                
                var iLevel = 0;
                for (var question of this.questions)
                { 
                    for(var answer of question.answers)
                    {
                      processOneQuestion(answer)
                    }
                    console.log(firstLevelAnswerIsSelectedCount);
                    iLevel++;

                }
                    
                    // console.log(iLevel);
                  // console.log("firstLevelAnswerIsSelectedCount: ", firstLevelAnswerIsSelectedCount);                                    

              },

              isSelectedCount = 0 ;
              function processOneQuestion(answer)
              {
                if (answer.isSelected)
                  {
                      firstLevelAnswerIsSelectedCount++;
                    if (firstLevelAnswerIsSelectedCount == MaxAllowedChoice)
                    {
                      //disable buttons
                    }
                  }
              }
              }